The time has never been better – or more critical – for spurring a global building efficiency movement. Building efficiency is one of the most effective near-term opportunities for achieving climate and energy goals. Better efficiency policies for new and ...

Fireworks, block parties and barbeques: Those are the first things that come to mind when the 4th of July rolls around. But what’s least talked about is the quality of breathable air on the nation’s birthday. Data shows that levels of fine ...

Climate change is already harming people’s health. In August last year, over 45 million people in India, Bangladesh and Nepal were affected by unprecedented monsoon flooding, while last year’s Atlantic hurricane season was the costliest on record. The scale of ...

In 2010, the U.S. Embassy in Beijing began reporting data on local air quality from a monitoring station on its roof. Once the dismal numbers were shared on Twitter, a storm of public outcry was unleashed that would culminate in ...

Thousands of cities have committed to act on climate change, but few have yet turned their goals into tangible results. One of the important items that can help them begin is data from national governments. Establishing an “emissions inventory,” measuring how much greenhouse ...

Climate action is rarely a primary consideration when investments are made in cities. Roads and transport networks are built to improve mobility, homes to provide shelter, offices to create places to work. But with more than three-quarters of global emissions ...