American Airlines today announced a deal with Graphyte to purchase “carbon removal credits” to help accelerate its long-term goal to reach net-zero emissions by 2050. According to the announcement, the airline will purchase credits equivalent to 10,000 tons of permanent carbon removal with delivery scheduled for early 2025. Graphyte uses Read more…
The world’s biggest iceberg is on the move after more than 30 years being stuck to the ocean floor. From a report: The iceberg, called A23a, split from the Antarctic coastline in 1986. But it swiftly grounded in the Weddell Sea, becoming, essentially, an ice island. At almost 4,000 sq Read more…
Brazil has signed onto an agreement to triple renewable energy globally by 2030 and shift away from using coal, the country’s Foreign Ministry said on Friday, joining a prospective deal backed by the European Union, U.S. and United Arab Emirates. South America’s largest country is now one of roughly 100 Read more…
Dirty air killed more than half a million people in the EU in 2021, estimates show, and about half of the deaths could have been avoided by cutting pollution to the limits recommended by doctors. From a report: The researchers from the European Environment Agency attributed 253,000 early deaths to Read more…
Scientists have detected the most powerful cosmic ray seen in more than three decades. But the exact origin of this turbocharged particle from outer space remains a mystery, with some suggesting that it could have been generated by unknown physics. From a report: The puzzling cosmic ray had an estimated Read more…
On Nov. 14, NASA picked up a laser signal fired from an instrument that launched with the Psyche spacecraft, which is currently more than 10 million miles (16 million kilometers) from Earth and heading toward a mysterious metal asteroid. (The spacecraft is at more than 40 times the average distance Read more…
The use of environmentally damaging gases in air conditioners and refrigerators could become redundant if a new kind of heat pump lives up to its promise. A prototype, described in a study published last week in Science, uses electric fields and a special ceramic instead of alternately vaporizing a refrigerant Read more…