This is the Roundtable's Steering Board's new draft of sustainability standards for sustainable biofuels, developed over the past year by stakeholders from around the world.

This report indicates that the solar contribution could be quite considerable, realistically reaching 10 percent of total U.S. electricity generation by 2025 by deploying a combination of solar photovoltaics and concentrating solar power.

This report considers some associated challenges, estimates, and impacts and considers specific needs and outcomes in the areas of technology, manufacturing and employment, transmission and grid integration, markets, siting strategies, and potential environmental effects associated with a 20% Wind scenario.

The Global Invasive Species Programme has identitied a number of actions to avoid impact on biodiversity.

A compelling opportunity exists for the United States to assert global leadership.

The energy system must be producing close to zero emissions by mid-century to meet stringent climate goals.

Renewable power comes from resources that replenish naturally and are virtually inexhaustible in duration.

This report reviews the drivers around the recent rush to biofuels and provides a snapshot of this technology and its potential.

Photovoltaic technologies have shown remarkable progress recently in terms of annual production capacity and life cycle environmental performances.

This WRI policy brief provides an overview of the wind power industry in the United States, including the current state of policy, economics, challenges, and common misconceptions.