The location of the project, its benefit to wildlife, communities and water can also affect the price, often buyers are looking for more than just carbon offsetting.
Gall lleoliad y prosiect, ei fudd i fywyd gwyllt, cymunedau a dŵr hefyd effeithio ar y pris, ac mae prynwyr yn aml yn chwilio am fwy na dim ond gwrthbwyso carbon.