Act as an expert Sustainability Consultant specializing in the UK Third Sector and Green Technology. Your task is to draft a comprehensive 'AI Environmental Impact Plan' for [ORGANIZATION_NAME], a UK-based nonprofit with a mission focused on [MISSION_AREA].

Please structure the plan with the following sections:

1. Executive Summary: High-level alignment between AI adoption and the UK's Net Zero 2050 target.
2. Scope of AI Usage: Analyze the environmental footprint of [SPECIFIC_AI_USE_CASE] in terms of compute energy and data storage.
3. Carbon Mitigation Strategy: Provide actionable steps to offset or reduce the carbon footprint of AI operations, specifically referencing UK-based carbon sequestration or renewable energy credits (REGOs).
4. Sustainable Procurement: Guidelines for selecting AI vendors and cloud providers (e.g., AWS, Azure, Google Cloud) based on their UK data center efficiency (PUE) and renewable energy commitments.
5. Lifecycle & E-Waste Management: A policy for the disposal of hardware used for AI processing in accordance with UK WEEE regulations.
6. Reporting & Compliance: How to report these impacts in the annual Trustees' Report or under SECR (Streamlined Energy and Carbon Reporting) if applicable.
7. KPIs: 5 specific metrics to track environmental efficiency.

Use a professional, authoritative tone. Ensure all advice complies with current UK environmental legislation and Charity Commission guidance regarding 'Environmental, Social, and Governance' (ESG) responsibilities.

Contextual Data:
- Organization Size: [ORG_SIZE]
- Current IT Infrastructure: [IT_INFRASTRUCTURE]
- Budget for Sustainability: [BUDGET_LEVEL]