ArcaMax

World leaders meeting at the annual U.N. climate summit in November 2026 are wrestling with a persistent challenge: how to get countries to follow through on their commitments to reduce greenhouse gas emissions that are...Read more

LOS ANGELES — You may have seen them passed around at the playground or park — tiny, candy-colored stickers, often bearing bright cartoony faces, hearts or flowers, meant to repel mosquitoes. Hikers and urban walkers ...Read more

CHICAGO — The fish, caught in a net with dozens of others like it, had just been brought to the boat ramp and placed in one of several large, water-filled tubs, where it patiently waited its turn.

Soon enough, it was ...Read more

On November 10th, 1871, Henry Morton Stanley located Dr. David Livingstone, uttering the famous quote, "Dr. Livingstone, I presume?"

Global carbon emissions are falling this year, a drop explained more by the recent oil shock than by countries’ gradual transition to clean energy.

Carbon dioxide pollution from burning fossil fuels will decline by 0.4...Read more

NEW YORK — Starting this off season, a portion of New York City’s ferry fleet will be temporarily reinvented as science classrooms on the waterways.

On Monday, NYC Ferry, the Economic Development Corporation, and an ...Read more

NASA has only 32 active astronauts right now, and the agency wants more.

“There is no single résumé that makes somebody an astronaut,” said NASA Deputy Administrator Matt Anderson, standing in front of a gaggle of ...Read more

Public lands are intricately woven into the fabric of America. Years of data confirms that a majority of Americans, regardless of their political beliefs, want public lands to remain in federal hands – though not ...Read more

LOS ANGELES — Coastal flooding and rip current risks remain a concern for Los Angeles and San Diego county beaches through Tuesday with a second uptick of high tides and strong surf expected later this week, according to...Read more

Nearly every country in the world has acknowledged that climate change is a serious problem. It’s hard to ignore, as billions of people suffer through increasingly destructive storms and extreme heat.

In ...Read more

Turkey will host climate negotiators from nearly 200 countries for annual talks, just weeks after the United Nations warned the world is all but certain to blitz past a target of limiting planetary warming to 1.5 Celsius. ...Read more

On November 9th, 1887, the United States received the rights to Pearl Harbor, Hawaii.

Climate negotiators from almost 200 countries will spend the next two weeks at an annual United Nations summit under a dark cloud of waning ambition to tackle rapidly rising global temperatures.

The negotiating agenda at...Read more

SAN DIEGO — A highly unusual combination of warm water and king tides is damaging animal habitats in Mission Bay and providing a stark preview of how the bay might look if sea levels rise as much as predicted in coming ...Read more

LOS ANGELES — Microscopic shards of plastic have been found everywhere scientists have looked, from the depths of the ocean to the clouds above.

Now a UC Riverside environmental scientist with a particular set of ...Read more

On November 8th, 1965, the British Indian Ocean Territory was formed.