A major North American mountain range, 3,000 miles long, formed 55–80 million years ago.
The Interior Department has finalized rules that require individualized protection plans for species added to the threatened list and mandate economic analyses for critical habitat. Critics warn the move could hamper wildlife recovery, while supporters say it balances conservation with development. Several species, including monarch butterflies and the grizzly bear, are cited in ongoing debates.
A series of reports shows Colorado marmots fattening up for winter as Fat Marmot Week launches to raise funds for long-running marmot research amid federal funding cuts. Last winter’s low snowpack increased marmot deaths and shifting social dynamics are visible in alpine colonies across the region.
Multiple riders have been injured on alpine roller coasters in the U.S. and Europe. Reports detail a rider being airlifted after a park incident in Madrid, another being dragged along a track in Copper Mountain, and a Texas traveller sustaining serious injuries at Copper Mountain. Authorities are investigating the incidents and parks have closed pending safety reviews.
A trio of articles shows solar energy expanding in surprising ways: underwater perovskite cells shown to work at depth, large-scale deployments in Pakistan, and plug-in solar panels for homes in the UK. Together, they depict a solar era driven by cheaper components, new deployment models, and rising consumer adoption.
Pantheon Regeneration plans to restore peatlands from Virginia to Florida, blocking ditch networks to raise water levels, reduce carbon emissions, and sell credits to fund conservation; the project seeks to protect biodiversity and defend large coastal and inland peat systems from degradation.
British Columbia has filed a California federal lawsuit seeking damages and a court order to overhaul how OpenAI handles dangerous conversations linked to the Tumbler Ridge school shooting, while ongoing suits allege negligence and failure to alert authorities.