Saving the Salton Sea
A potential win-win-win arrangement: on-demand renewable energy, restored natural systems for wildlife, and, for the first time, a clean extraction process for lithium.
Dennis Allen
Recent Stories
California Adopts New Light Bulb Efficiency Standard
California is again showing the U.S. government and the world how to take bold steps to reduce greenhouse-gas emissions.
Carbon-Storing Building Materials
Code-approved, off-the-shelf, carbon-storing building materials can sequester a lot of carbon.
U.S. Global Green Leadership Flounders but Is Not Dead
Green initiatives by American businesses and communities are partially offsetting federal abandonment.
Choosing the Right Building Materials for a Low-Carbon Future
With minor adjustments, the building industry can reduce its climate impact by double.
Beavers, a Keystone Species
Efforts are underway to reestablish beavers in some of their original habitats.
Reversing Urban Heat Islands
Better measuring data underlines a major social justice issue and suggest a range of innovative strategies to counter extreme temperatures.
When Old Water Heaters Need Replacing, Choose High-Efficiency Units
As we shift to all-electric homes, heat pump water heaters will be part of the package.
Time for the Cement Industry to Clean Up
Innovations, cleaner sources of energy, sequestering emissions and using only what’s needed can get the cement industry to zero-carbon.
Big Cities Are Starting to Help the Environment
Of the world’s 7 billion-plus people, more than half live in cities. Ninety percent of these cities are in coastal
