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Biodiversity considerations at the project level

Module 2a

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Content of Module 2a

Overview of the ESIA process and introduction to the Mitigation Hierarchy

  • The ESIA process
  • Introduction to the mitigation hierarchy

Screening, scoping and biodiversity baselines

  • Screening and scoping
  • Baseline assessment
  • Tools, data and guidance

Mitigating and monitoring biodiversity impacts

  • Impact mitigation
  • Monitoring and verification

EIAs in practice in Mozambique

EIA exercise

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2.1 An overview of the ESIA process and introduction to the mitigation hierarchy

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Contents

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The ESIA process

Introduction to the mitigation hierarchy

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The ESIA process

Photo credits: Ton Rulkens

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Biodiversity management throughout the upstream project life cycle

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Screening

Scoping

Baseline assessment

Impact assessment

Impact mitigation

Monitoring and verification

Many of these stages are ongoing and iterative throughout the life cycle

Exploration

Development

Operation

Decommission

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How does this relate to the ESIA process in Mozambique?

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Screening

Scoping

Baselines

Impact assessment

Impact mitigation

Monitoring and verification

Source: UNEP, 2018

Are projects being categorised as A+ ?

Who are these specialists?

Are verification and monitoring commitments being documented?

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What are Biodiversity Action Plans?

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  • Biodiversity Action Plans (BAPs) are developed to accompany mitigation programmes as part of project implementation

  • BAPS are inspired from National Biodiversity Strategies and Action Plans (NBSAPs) which are required by the CBD for parties to protect and restore their biodiversity an ecosystems

  • Principal elements of BAPs typically include:
  • Preparing inventories of biological information for selected species/habitats
  • Assessing the conservation status of species within specified ecosystems
  • Creation of targets for conservation and restoration
  • Forming budgets, timelines and institutional partnerships for implementation

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Introduction to the mitigation hierarchy

Photo credits: Ton Rulkens

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The mitigation hierarchy

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Why do companies adopt the mitigation hierarchy?

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Why?

Good practice

To achieve positive outcomes

Finance 

Cost effective

Regulation

No net loss: project-related impacts on biodiversity are balanced by measures taken to avoid, minimize, restore and finally to offset

Net gains: additional conservation outcomes that can be achieved through the development of a biodiversity offset

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Case study: ExxonMobil in PNG

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Mitigation of physical loss of mangroves

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Impact Type

Impact Source

Mitigation Measures

Physical loss and disturbance of mangrove habitats

Temporary and permanent disturbance and loss of mangrove and species from construction and operational activities

Avoidance

  • Load Out Facility (jetty) located away from areas of dense and mature growth

Minimisation

  • Minimisation of disturbance during construction in areas outside of the direct construction footprint

Restoration

  • Restore areas temporarily affected by physical impacts.
  • Approaches to be established through the development of a biodiversity action plan (BAP) and/or reinstatement plan (RP) to define approach to manage reinstatement.

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Key messages

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The ESIA process is the key legal tool for project-level impact assessment and mitigation

The mitigation hierarchy is a best practice tool to limit negative impacts that should be considered at all stages of a project

The mitigation hierarchy follows an order of preference: avoid as far as possible, then minimise remaining impacts, then plan to restore, and as a last resort offset any residual impacts

The mitigation hierarchy is iterative and should be used throughout the design and implementation of a project

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2.2 Screening, scoping and biodiversity baselines

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Contents

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Screening and scoping

Baseline assessment

Tools, data and guidance

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Screening and scoping

Photo credits: Ton Rulkens

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Screening and scoping

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Screening

For regulators

to determine if an ESIA is required and if so, to what level. In Mozambique the screening decision is made on several criteria. Decree 54/2015 provides categories of projects.

For companies

pre-ESIA assessment of the potential impacts from proposed project and its alternatives

Eliminates high-risk project alternatives

Identifies the key risks and impacts

Scoping

Determines priority impacts for further study

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Screening and scoping in Mozambique

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Screening

Scoping

Purpose

  • Determines level of assessment needed
  • Eliminates higher-risk alternatives

Establishes ESIA boundaries, including:

  • Project area
  • What to include in the ESIA
  • How to conduct the ESIA

Outcome

Two possible outcomes:

  • Categorisation of the activity (depending on the assessment needed)
  • Rejection of the activity
  • Environmental parameters to be assessed in the ESIA
  • Scoping study
  • ESIA Terms of Reference

Actors involved

  • Project proponent
  • Screening decision authority
  • Project proponent
  • Technical reviewer

Regulatory requirements

Required for all activities with possible impacts on the environment (Decree 54/2015)

Developments in categories A+ and A require scoping, to a different extent.

  • Categories A+ and A require an Environmental Pre-Viability Study
  • Category B requires Terms of References for the Simplified Environmental Report

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How to screen out high risk options?

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Critical to early selection of facility locations and routing, and a project’s overall biodiversity action planning.

Protected areas

Threatened species

Sensitive habitats

Priority ecosystem services

Source: ibat-alliance.org

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What is the role of spatial data in screening?

Spatial data are available on the key features used in screening:

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Protected areas

Threatened species

Sensitive habitats

Priority ecosystem services

World Database on Protected Areas (WDPA), and national sources

Species range data from IUCN Red List

Global or national datasets (e.g. mangrove, coral reef)

Harder to obtain but could include fishing areas and coastal protection

Data can be further examined through the scoping stage, in consultation with experts

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Baseline assessment

Photo credits: Ton Rulkens

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What is a baseline assessment?

Baseline:

‘A description of existing conditions to provide a reference (e.g. pre-project condition of biodiversity) against which comparisons can be made (e.g. post-impact condition of biodiversity), allowing the change to be quantified.’ 

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Establishes status of biodiversity before operations

Informs impact assessment and mitigation

Informs primary data collection for long term monitoring and measuring performance (metrics)

More detailed assessment than screening and scoping

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How should a baseline be developed?

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Engage stakeholders and experts

Identify the biodiversity baseline study area (area of influence)

Identify the scope of the baseline study

Review existing information on the biodiversity values

Conduct field-based assessment of biodiversity values (if necessary)

Integrate the data into a baseline report

Biodiversity features identified during scoping

Additional biodiversity features within the Area of Influence

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Defining the area of influence

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Direct impacts

Indirect impacts

Associated facility

Non-related existing facilities

Cumulative impacts

Area of influence of the project

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The complexity of baselines

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Source: FFI 2017

  • Many species demonstrate complex life cycles, with different areas and timeframes for foraging, breeding and migrating.
  • Deep-sea baselines are particularly expensive, with the deployment of suitable vessels and remotely operated vehicles (ROVs).

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What is the role of spatial data in baseline assessments?

Additional data and new surveys are needed to verify and provide further information on potential biodiversity features. For example:

    • mangrove extent and condition
    • threatened species occurrence indicated by range maps
    • seasonal distributions of target species

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Scoping using large-scale datasets identifies areas of habitat e.g. mangroves

Baseline assessment using surveys provides more detailed data e.g. mangrove condition

Source: Shapiro et al. 2015

Source: Shapiro et al. 2018

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Baseline studies in a marine environment

  • Nearshore: shallow-water coral reefs less expensive, but subject to sea conditions
  • Deep-sea: very expensive unless there is a drillship on site

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Case-study: Mozambique LNG

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OFFSHORE

    • Plankton
    • Benthos
    • Reef structures
    • Fish
    • Wales and dolphins

NEAR SHORE

    • Supratidal sand beach and intertidal sand/mudflats
    • Mangroves
    • Seagrass
    • Coral reefs
    • Fish
    • Turtles
    • Whales and dolphins
    • Seabirds

ONSHORE

    • Surface waters
    • Vegetation (Afungi project)
    • Herpetofauna
    • Avifauna
    • mammals

Environmental baseline parameters identified in the ESIA:

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Case-study: Mozambique LNG

Mapping mangrove habitats:

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Case-study: Mozambique LNG

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Fish surveys:

  • No historical data available
  • Rovuma River is the closest river to the survey area but it does not flow into any of the aquatic systems sampled.
  • Majority of species in the region are considered of Least Concern (LC) or Data Deficient (DD) according to the IUCN Red List
  • Barbus choloensis considered vulnerable (VU), and Oreochromis mossambicus, categorised as Near Threatened (NT)

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Tools, data and guidance

Photo credits: Ton Rulkens

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Guidance documents

    • CSBI (2015) Good Practices for the Collection of Baseline Data
    • EBI (2006) Integrating biodiversity in ESIA processes
    • FFI (2017) Good Practice Guidance for Oil and Gas Operations in Marine Environments
    • IPIECA (2011) BES Checklist
    • IPIECA (2016) BES Fundamentals
    • IPIECA (2020) Environmental management in the upstream oil and gas industry
    • IFC PS6 & Guidance Note 6 (2019) – Biodiversity Conservation and Sustainable Management of Living Natural Resources
    • WRI (2013) Weaving ecosystem services into impact assessment
    • WRI (2012) Corporate Ecosystem Services Review

See references folder for more guidance documents

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Tools and data platforms

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Integrated Biodiversity Assessment Tool

www.ibat-alliance.org

  • Confirm boundaries and biodiversity values
  • Validate species absence/ presence
  • Critical habitat screening

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Tools and data platforms

Name

Description

URL

BirdLife Data Zone

Data on bird species and IBAs with country profiles and case studies

GBIF (Global Biodiversity Information Facility)

Compiled species-level data with global coverage

IBAT (Integrated Biodiversity Assessment Tool)

Database compiling information about global biodiversity in an online decision support tool

InVEST (Integrated Valuation of Ecosystem Services and Trade-offs)

Open-source software models to map and value ecosystem services and assess trade-offs

IUCN Red List

Online information on global conservation status of species

Ocean+

Platform providing access to marine and coastal biodiversity datasets

Protected Planet

Web-tool providing access to the World Database on Protected Areas

UN Biodiversity Lab and the Environmental Situation Room

Online platform giving access to global data layers

Biodiversity Network of Mozambique

Research-grade primary biodiversity data from leading national universities, research centres, and conservation areas.

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Key messages

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Screening should take place prior to the selection of the preferred project option to eliminate alternatives with the greatest potential impacts

Scoping determines the priority issues to be considered in the ESIA, and good scoping saves time, money and effort

Baseline assessments characterise the existing conditions to establish the biodiversity and ecosystem service status before operations begin

Baseline assessments inform impact assessment and management planning, monitoring and adaptive management over the life of the project

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2.3 Mitigating and monitoring biodiversity impacts�

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Contents

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Impact mitigation

Monitoring and verification

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Impact mitigation

Photo credits: Ton Rulkens

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The mitigation hierarchy

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Avoid

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Site selection

    • Relocate a project site to avoid an area of high biodiversity
    • Re-routing pipelines

Project design

    • Directional drilling
    • Siting of drilling pads

Scheduling

    • Avoid breeding seasons
    • Schedule seismic outside of migration seasons
    • Prohibit night transportation

Avoid

Minimise

Restore

Offset

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Minimise

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Physical controls

    • Installing culverts
    • Using bird flight diverters on transmission lines

Operational controls

    • Managing staff behaviour
    • Managing access to areas

Abatement controls

    • Implement waste management
    • Invasive species management

Avoid

Minimise

Restore

Offset

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Restore

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Might:

    • not be possible for certain features
    • have lower certainty of success
    • be scientifically uncertain
    • financially uncertain
    • require expert consultation
    • require long-term intervention
    • require significant monitoring effort

Considerations

Avoid

Minimise

Restore

Offset

Revegetation

    • Retaining topsoil and its original seedbank
    • Invasive species control measures

Habitat enhancement

    • Building artificial nests
    • Spreading grass cuttings from undisturbed habitat

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Offset

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Restoration offsets

    • Reintroduction of priority species in degraded habitat
    • Building artificial reefs as nursing grounds

Protection offsets

    • Developing alternative livelihoods for communities to prevent ongoing degradation of threatened forests

Avoid

Minimise

Restore

Offset

Considerations

    • Possibility/ feasibility needs to be assessed
    • Is the offset equivalent to the previous habitat?
    • Outcomes need to be specified (and ideally quantified)
    • Appropriate stakeholder consultation
    • Will it last at least as long as the project impact?

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Monitoring and verification

Photo credits: Ton Rulkens

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What do we mean by monitoring and verification?

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    • Standardized measurement and observation of the environment

Monitoring

    • Data which provides evidence of a company’s performance in addressing sustainability issues

Indicators

    • The process of establishing the truth, accuracy, or validity of something

Verification

    • Disclosing relevant information and data to internal and external stakeholders

Reporting

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What is the role of spatial data in monitoring?

Spatial monitoring data can verify the effectiveness of impact mitigation across landscapes and at specific sites:

    • Landscape level: Remote sensing data can monitor broad-scale changes over large areas

    • Site-level: High resolution data can establish whether specific objectives of impact mitigation strategies are being met

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Criteria for site-level biodiversity indicators

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Specific

e.g. percentage of coral reef area bleached/bleaching

S

Measurable

e.g. number of sites in biodiversity sensitive area with a Biodiversity Action Plan

M

Achievable

e.g. number of annual monitoring survey campaigns carried out

A

Relevant

e.g. number of globally threatened species in project footprint

R

Timely

e.g. amount of sensitive areas cleared during project phases

T

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Case study: Mozambique LNG monitoring

Project’s ESHIA included commitment to undertake additional biodiversity studies to inform the Biodiversity Action Plan (BAP) :

  • Avian surveys
  • Large carnivore and terrestrial megafauna monitoring
  • Alien invasive species surveys
  • Aquatic ecology surveys, including water quality, fish, macroinvertebrates
  • Bush meat surveys
  • Surveys of coral communities within the bay

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Case study: Mozambique LNG monitoring

Environment

Impact

Monitoring

Air Quality and GHG Emissions

Impacts from GHG

Monitoring for leaks and fugitive emissions

Surface Water

Impacts of water pollution

Monitoring of physical, biological and chemical parameters for wetlands, to begin prior to construction

Marine ecology

Impacts of physical disturbance

ROV surveys to be performed before and after drilling activities to monitor impacts on the seabed, on a well by well basis

Impact of turbidity

Monitoring turbidity levels in the Zone of Moderate Impact

Vegetation

Impact of invasive plant species

Monitoring for potential spread of invasive species (in situ control and eradication measures will be implemented if spread identified)

Herpetofauna

Impacts of water pollution

Monitoring of physical, biological and chemical parameters for wetlands, to begin prior to construction

Mammals

Impacts of habitat fragmentation

Monitoring open trenches for stranded animals.

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Why is verification important?

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Provides credibility and transparency to the whole biodiversity management, monitoring and reporting process.

Usually done independently by a third party:

    • Regulators
    • Reputable expert(s)
    • Stakeholder panels
    • Science-based conservation NGOs
    • Universities
    • Scientific institutions

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How do regulators monitor?

Decree 54/2015: regular inspections on project sites to monitor implementation of environmental management plans

  • Responsibility of AQUA, autonomous entity within MITADER
  • Annual inspections for projects under categories A+ and A

Environmental audits: additional monitoring and verification exercise, carried out by independent specialists/consultants, usually after construction/during operation of the project.

Environmental License: renewal required every 5 years, with an update of the environmental management plan (including for biodiversity impact mitigation in the case of projects under category A+)

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Key messages

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The Mitigation Hierarchy is an effective tool to guide environmental impact avoidance and minimisation, restoration and offsetting

Monitoring should support active management by the company, so that results are fed back into mitigation actions

A risk based approach that considers severity and likelihood of impact can inform future mitigation actions

Monitoring supports accountability and transparency, helps to ensure success of mitigation measures, and informs adaptive management

Monitoring is also carried out by regulators, in addition to the renewal of the environmental license and potential environmental audits

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2.5 EIA Exercise

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ESIA Mapping Exercise

Context:

An oil and gas company is planning activities in a new exploration block within an inhabited coastal area.

However, the area has considerable terrestrial and marine biodiversity and thriving socio-economic sectors, with high population densities along the coastline.

Aims:

  • Exercise A: Concession block selection, screening, scoping and baseline assessment

  • Exercise B: Impact assessment, mitigation and monitoring

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Background

Any oil and gas concession will require:

  • A production platform;
  • A pipeline;
  • A processing plant;
  • Access roads;
  • A product pipeline to reach their market.

There are two concession block options.

However, the area has considerable terrestrial and marine biodiversity and thriving socio-economic sectors (e.g. tourism, fisheries), with high population densities along the coastline.

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Environmental and socio-economic features

Coral reefs situated near the coast 

Habitats

Mangroves present along the coastal area

Shrubland used for grazing livestock by local communities

Socio-economic features

Marine and coastal protected areas

A Key Biodiversity Area

Important areas for tourism, a source of income for locals

Cities and existing port location

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Exercise A: Concession block selection, screening, scoping and baseline assessment

Aims:

  • Understand the context of operations to eliminate potential locations to avoid impacts

  • Determine the priority biodiversity and ecosystem service features for further study

  • Identify the Area of Influence and specific surveys that will assist in establishing the existing biodiversity and ecosystem service status

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Part 1: Screening

1.1 Screening by the oil and gas company

The results of the screening operations from the oil and gas company have come in. They have identified two potential locations for drilling platforms within the proposed concession blocks and three potential locations for onshore processing plants.

The following additional environmental and socio-economic features have been identified within the landscape/seascape.

Potential drilling platforms

Potential processing plants

Beaches

Artisanal fishing

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Part 1: Screening

  1. Which drilling platform and processing plant locations might be screened out by the oil and gas company? Why?

  • Considering the sensitivities of different sites and the potential implications of operating in them, explain your reasons below. Use the table to cross out unsuitable options and tick the suitable option(s).

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Part 1: Screening

 

Biodiversity and ecosystem services considerations 

Is this a potential option? 

/🗴

Sensitivities

Implications

e.g. the site may impact nearby human settlements 

e.g. delays in operations due to stakeholder discontent over local disruption 

Platform 

 A1

 

 

 

 

 

 

 

 

 

 

Processing plant 

 

 

 

 

 

 

 

 

 

 

 

 

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Part 1: Screening

1.2 Screening by the regulators

The oil and gas company must submit several documents so the project can be categorized as part of the official screening process. This includes a description and justification of the activity, its legal framework, and a short description of the environmental and socio-economic conditions of the area.

Based on the potential options selected in 1.1., what sensitivities would you expect to be included in the information provided to the regulators?

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Part 2: Scoping and baseline assessment

2.1 Scoping by the oil and gas company

Screening was used to eliminate certain sites for drilling platforms and processing plants. Scoping will now identify the priority biodiversity components and ecosystem services to study for potential sites identified during screening.

For the site(s) that you have chosen in Part 1:

  • List the biodiversity components and ecosystem services identified in the screening exercise.
  • Note reasons for their importance
  • Identify what data are required to assess the selected biodiversity components or ecosystem services, including in terms of their geographic scope and seasonality.

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Part 2: Scoping and baseline assessment

Biodiversity component or ecosystem service 

Reasons for importance 

Type of data needed 

e.g. local subsistence fishery 

(provisioning services) 

e.g. fish is the only source of protein in this area 

e.g. quantitative baseline fish population data covering the whole bay with at least two repeats per year to capture seasonality 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Part 2: Scoping and baseline assessment

2.2. Scoping by the regulators

An essential aspect of the regulatory scoping process is for the oil and gas company to identify the likelihood of fatal flaws in its Environmental Pre-Viability Study (EPDA).

Based on the biodiversity components and ecosystem services identified in 2.1. and the likely impact of oil and gas operations, what are the potential fatal flaws associated with this project?

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Exercise B: Impact assessment, mitigation and monitoring

Aims:

  • Understand the potential impacts as a consequence of going ahead with the project

  • Develop approaches to mitigate biodiversity and ecosystem services impacts

  • Develop indicators to monitor the status of biodiversity and ecosystem services at the project site

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Mitigation of impacts on biodiversity and ecosystem services

The baseline assessment has provided further information:

  • Hawksbill turtles use parts of the undeveloped beaches as nesting sites. These sea turtles are listed as Critically Endangered on the IUCN Red List of Threatened Species.
  • There is a whale migratory route offshore.
  • Some of the mangroves remain undisturbed, but other parts are experiencing pollutant/sediment load on the coast from nearby human activities, which are severely degrading the mangroves.

Turtle nesting sites

Degraded mangroves

Whale migratory route

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Mitigation of impacts on biodiversity and ecosystem services

Based on your chosen platform and processing plant locations and the biodiversity components prioritized during Exercise A:

  1. Identify potential project impacts. In addition to the drilling platform and processing plant themselves, also consider the pipeline from the platform to the plant and access roads.

  • For each of the identified impacts, outline what example mitigation measures could be applied.

  • Think about which indicators might be useful to monitor the success of the mitigation measures.

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Mitigation of impacts on biodiversity and ecosystem services

Biodiversity component or ecosystem service 

Description of key impacts

Potential mitigation options 

Indicators for monitoring 

e.g. local subsistence fishery 

(provisioning services) 

e.g. Impacts – Restricted access to fisheries and/or wild foods for local people,

(consider solutions that avoid, minimise, restore and offset impacts and dependencies) 

(Consider: Specific, Measurable, Achievable, Relevant, and Timely (SMART) criteria) 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Thank you