New bill strengthens target requiring state to deliver a third of energy from renewables by 2020
California has further underlined its position as the leading clean energy hub in the US after lawmakers voted yesterday to beef up the state's renewable energy goal. It will now require energy firms to...
Michael Gove's 2014 "shy green" speech to the Conservative Environment Network launch - in full
New figures show 443 schools across the capital now breaching EU air pollution limits, including nearly 90 secondary schools
City's tourism industry is third largest in the USA, but climate change is driving up its mild temperatures
New research indicates ozone hole is slowly on the mend