Free Resources

Carbon project
guides & downloads

Plain-English guides to the main voluntary carbon market project types — how they work, how credits are calculated, and what the economics look like.

🔥 Community · Gold Standard

Improved Cookstove Projects

How fuel-efficient cooking technology generates verified carbon credits while reducing indoor air pollution and saving women hours every week.

StandardGold Standard GS4GG
Credit yield1.5 – 3.5 tCO₂e / HH / yr
Price range£8 – 14 / tCO₂e
SDGs3, 5, 7, 13, 15
💧 Community · Gold Standard

Safe Water & Borehole Projects

How providing clean water access eliminates the need to boil unsafe water, generating credits and dramatically improving community health outcomes.

StandardGold Standard GS4GG
Credit yield0.5 – 1.5 tCO₂e / HH / yr
Price range£10 – 15 / tCO₂e
SDGs3, 5, 6, 13
🌱 Carbon Removal · Puro.earth / Verra

Biochar Carbon Removal

How converting organic waste into stable charcoal permanently removes CO₂ from the atmosphere — and what makes biochar different from avoidance credits.

StandardPuro.earth / Verra VM0044
Credit yield2.0 – 3.0 tCO₂e / t biochar
Price range£70 – 100 / tCO₂e
SDGs2, 9, 13, 15
🌳 Nature-based · Verra VCS

REDD+ Forest Protection

How protecting threatened forests from deforestation generates carbon credits — and what the key controversies and quality indicators are for buyers.

StandardVerra VCS + CCB
Credit yield1 – 10 tCO₂e / ha / yr
Price range£5 – 15 / tCO₂e
SDGs1, 8, 13, 15
☀️ Energy · Gold Standard

Solar Energy Projects

How distributed solar power in developing countries displaces fossil fuel generation and generates verified carbon credits alongside strong energy access co-benefits.

StandardGold Standard GS4GG
Credit yield0.3 – 0.8 tCO₂e / HH / yr
Price range£6 – 12 / tCO₂e
SDGs1, 7, 8, 13
🌊 Coming soon

Blue Carbon & Mangrove Restoration

How restoring coastal wetlands and mangrove forests generates high-quality carbon credits with exceptional biodiversity co-benefits.

StandardVerra VCS
Credit yield5 – 15 tCO₂e / ha / yr
Price range£15 – 40 / tCO₂e
SDGs13, 14, 15

Model any of these project types

Use The Carbon Workbench tools to run feasibility numbers on cookstove, water and biochar projects — free to start, no credit card needed.

Open the tools See pricing