United: next step in sustainable jet fuel
United and its partners take another step toward a possible carbon-free future for commercial aviation
United and its partners take another step toward a possible carbon-free future for commercial aviation
A joint initiative between UK and UAE will create a research center for hydrogen-powered transport in Dubai
The famed Swiss resort has a plan to help its skiing industry survive and to develop new attractions, including a glacier education center
At the climate conference, the UK shows off two approaches to hydrogen-powered trains that would be emission-free
Environmental groups call for an end to short-haul domestic flights just as a flight tax cut that favors them is proposed.
As traditional wine-producing areas work to adjust to new conditions, wine-making is popping up in some new places as well.
Dutch project says ocean-sweeping technology is ready to take on the Great Pacific Garbage Patch, three times the size of France
In Los Angeles County, PHeymont enjoyed an unexpected visit to a beautiful garden that once was a county trash dump.
Water clean enough for 'wild swimming' is the goal of new legislation and a call from the UK's water companies.
City and animal welfare officials are concerned that the huge animals can be spooked and aggressive, and want people to leave them alone.
Airbus is talking again about its planned zero-emission hydrogen-powered concepts, and Lufthansa is signed on as a way-future launch customer.
British Airways has achieved a carbon-neutral flight with a combination of careful planning and enhancements and some leftover cooking oil.
With nearly three years to go, there's solid hope the Olympic open-water swimming events can take place in the Seine.
Under public pressure Spain has eliminated many tolls, but it's under budget and environmental pressure to return them or collect another fee.
As climate change threatens fragile environments, a tour operator teams up with Manitoba and a college to create a sustainable snow buggy.