Clean Technica Climate change Water

In The American Southwest, The Water Crisis Threatens Existential Harm To Millions

8 min read

Seven US states rely on the water in the Colorado River. Those seven states are divided into upper basin states — Colorado, New Mexico, Utah, and Wyoming — and lower basin states — Arizona, Nevada, and California. In 1922, the American southwest was little more than an arid area with … [continued]

The post In The American Southwest, The Water Crisis Threatens Existential Harm To Millions appeared first on CleanTechnica.

Clean Technica Climate change Research

Heart Aerospace Just Flew The Aviation Transition Investors Should Be Putting Billions Into

4 min read

Heart Aerospace’s X1 demonstrator flew for 27 minutes on August 12 from Plattsburgh International Airport, powered entirely by batteries. The aircraft has a 106-foot wingspan, weighed more than 25,000 pounds at takeoff and drew more than a megawatt at peak. Heart calls it the largest battery-electric aircraft ever flown. The … [continued]

The post Heart Aerospace Just Flew The Aviation Transition Investors Should Be Putting Billions Into appeared first on CleanTechnica.

Clean Technica Climate change Research

Poland Created Hydrogen Bus Demand. Polenergia Still Walked Away From Supply.

4 min read

Poland did something hydrogen advocates have spent years saying governments need to do: it created real demand. Public subsidies helped put hydrogen buses into Polish cities, refueling infrastructure received support, and renewable-hydrogen projects were offered public money as well. By April 2026, Poland had 153 hydrogen buses registered, 140 already … [continued]

The post Poland Created Hydrogen Bus Demand. Polenergia Still Walked Away From Supply. appeared first on CleanTechnica.