Process for using cheaper lower grade silicon in solar cells promises to cut panel prices
Solar cell manufacturer Calisolar has reportedly scored $102m (£64m) in funding for a manufacturing plant that may use its so-called "dirty silicon" technology. Calisolar says it has developed a way...
Retailer steps up deforestation campaign after its Christmas advert was deemed too political for TV
Green energy supplier receives third party approval to assure customers its biogas is not made using animal by-products
Coal, oil and gas subsidies risking rise in global temperatures to 3.2C, well beyond agreed Paris goal
The Brexit negotiations are reaching their first major crunch point, and for the green economy there are no good, safe options available