"An overview of temporal knowledge graphs" matching MCP connectors:

apiA

com.greencalculus

Sourced carbon emission factors + audit-traced calculations an AI can cite.

Operate a network of EV charge points over OCPP: status, sessions, tariffs, prices, remote commands

Verified conservation credits matched to agent compute emissions — the conservation flywheel of the

Entogo (Canada) transformers, switchgear, BESS, EV charging: catalogue, lead times, EV sizing, RFQ

Tons of refrigeration to kW, number discarded

EPW/DDY weather files - TMY/AMY/CMIP6 morphing, UHI, events, smoke. 3 of 4 tools anon-free.

NASA POWER MCP — Prediction of Worldwide Energy Resources

Tracks the estimated carbon footprint of AI model usage, per org and project.

Live data-center, power-grid, interconnection-queue, fiber and natural-gas infrastructure intelligence for AI agents — query it and cite it. Streamable HTTP at https://dchub.cloud/mcp. Free tier, no signup. Every full-data response carries a CC-BY-4.0 attribution line and an as_of stamp. Coverage counts and their definitions are served, not stated here: /api/v1/canon/phrases for current quantities, /api/v1/ops/deadman for per-source ingest freshness, and dchub.cloud/bind for the integration contract. The DC Hub Gas Index (DCGI) was withdrawn 2026-08-08 rather than published wrong; live gas data remains via get_gas_intelligence.