USA

Policymakers and business leaders around the world prepare for publication of wide-ranging new emissions standards for US power stations

New US research reveals carbon impact of video streaming to be much lower than buying or renting DVDs

The city invites all civic-minded entrepreneurs to participate in its "living lab", as Cisco works on smart parking with Streetline

Fresh from warnings over the potential impact on environmental regulations, campaign groups slam proposed treaty as "threat to democracy"

Reports suggest utilities may face mandated cuts of up to 25 per cent that could require investments in clean energy

It is possible to switch from an anti- to a pro-nuclear position, argues Kirsty Gogan, and some influential commentators are making the transition

178 NGOs sign open letter calling for greater transparency on what is being agreed ahead of next round of trade talks

By 2020, the partnership could develop enough renewable generation capacity to cover Unilever's US sites

Bipartisan Energy Savings and Industrial Competitiveness Act fails to secure 60 votes needed to move forward

From solar panels on the White House to demanding new energy efficient building standards, the US president is engineering a green business boom