USA

NRDC estimates $100bn was needed to deal with the aftermath of droughts, floods and fires in 2012, representing the biggest non-defence spend in the US budget

Belief in the Second Coming means many Americans see efforts to tackle climate change as futile

Staples becomes first electronics retailer to sign up to ambitious new eWaste recycling standard

Ceres report urges industry to increase use of recycled and alternative water sources to help tackle drought conditions in Texas and Colorado

Swiss-built Solar Impulse will travel from San Francisco to New York powered solely by PV panels on its wings

US space agency says blended biofuels are 'quite acceptable' for commercial flights after series of tests in California

US phone company to install solar energy and fuel cell system at 19 facilities across the country

Letter argues State Department used outdated modelling to suggest pipeline will not lead to increased greenhouse gas emissions

Watered down bill aims to navigate Congressional barriers

BusinessGreen Plus explores how Hydrodec's technology could eliminate the need for new transformer oils and even generate carbon credits