A new report explains how four technologies can help cities become hotbeds of the circular economy. Read More

International import barriers and lack of trust can block — or open up — the use of recycled materials. Read More

A public-private partnership can address this burning problem. Read More

Plus, four ways cities can collaborate with the corporate sector to set the destination. Read More

Researchers are looking to tiny materials to clean up huge problems in air, water and land. Read More

Women control 85 percent of spending power in the United States. Time to mobilize. Read More

The vast majority of corporate energy purchasers plans to pick up the pace on renewables in the decade ahead, according to research by GreenBiz and Apex Clean Energy. Read More

Instead of reconstructing the existing electricity grid, we can leapfrog ahead with technologies that make the Caribbean region less vulnerable to future storms. Read More

The Montreal Protocol should have nixed the ozone-eating chemicals damaging the ozone layer over Antarctica. 30 years on, atmospheric chemists aren't so sure. Read More

Influential manufacturers are balancing on-site investments with big power purchase agreements. Read More