Greenhouse gas emissions fell by 2.4 percent in 2025 and are now 54 percent below 1990 levels. Coal use halved and is at its lowest since 1600, while gas use dropped to the lowest level since 1992.
A large study of more than 600,000 U.S. veterans shows that GLP-1 drugs were associated with a 14 percent lower risk of developing new substance use disorders. Among people with existing substance use disorders, overdoses dropped by 40 percent and substance-related deaths were cut in half.
Nine European bison have been released in the Iberian Highlands in Spain as part of an international research study. The number of European bison has increased from just over 2,500 to around 9,000 individuals over the past decade.
The organization's total amount of collected trash has now surpassed 45 million kilograms. A new program, the 30 Cities Program, will tackle a third of all plastic waste reaching the oceans from the world's most polluted urban areas.
A decentralized power grid with solar, wind and batteries has fewer central points that can be knocked out, unlike the old system with large power plants and centralized transmission lines.
Google Gemini AI is being integrated into the humanoid robot Atlas, enabling it to understand its surroundings and handle unfamiliar objects. The robots will soon be tested in Hyundaiβs car factories. The goal is to make Gemini a shared operating system for robots, similar to Android in smartphones.
The Aral Sea was once the worldβs fourth-largest lake. When the Soviet Union diverted two rivers for cotton farming, it shrank rapidly. Now the trend has reversed: the North Aral Seaβs surface has grown by 36% in 20 years, water volume has nearly doubled, and 20 fish species have returned.
New podcast series β Best Case Scenarios β explores the best possible developments in energy, transportation, biotechnology, and brain science over the next 25 years. The focus is on what happens if everything goes right and how technology can reduce costs, emissions, and accidents.
In the past, forests around the world were cut down on a massive scale. But that has changed in recent decades. Deforestation still continues in some regions, but in others the trend has reversed. Forest area is now increasing in more parts of the world than it is decreasing in.