USA

Court ruling that promises to tighten air quality rules for around 1,000 power plants is hailed as a "resounding victory for public health"

New package of measures aims to deliver on president Obama's Climate Action Plan

Study raises fears that US shale gas sites could be responsible for higher levels of methane emissions than previously thought

New SmartCast technology automates setup of daylight harvesting applications and motion sensors

These cities are leading the way when it comes to the EPA's energy efficiency rankings

Senate Finance Committee approves latest extension of wind production tax credit as reports show how policy can stand in for carbon tax

New UNEP report shows worldwide investment in green energy fell 14 per cent last year as a result of political uncertainty and falling technology costs

Energy software specialist enjoys share surge following $116m IPO

A just-announced collaboration between the Green Building Certification Institute and the Well Building Institute seeks to marry health, wellness and sustainability in the built environment

Distributed energy and the rise of net-zero buildings are slashing fossil fuel use, says Clean Edge in its 2014 trends report