Bill Gates said his Breakthrough Energy company would spend $1.5 billion over the course of three years with the goal of eliminating greenhouse gas emissions contributing to climate change, according to US media reports. Microsoft co-founder Bill Gates on Thursday said his climate fund would pour $1.5 billion into projects […]

Reconstruction of the Tinkuqchaka bridge is here almost complete. (Credit: Cirilo Vivanco) A remarkable ancient technology and tradition of creating suspension bridges to unite communities in the Andes is sadly fading into history. One early January morning in the mid-1980s after a daylong journey from Ayacucho (formerly “Guamanga”), I (Lidio) […]

Marine bacteria in the frigid waters of the Canadian Arctic are capable of biodegrading oil and diesel fuel, according to a new study published in Applied and Environmental Microbiology, a journal of the American Society for Microbiology. Genomic sequencing revealed unexpected potential for hydrocarbon bioremediation in lineages of bacteria including Paraperlucidibaca, Cycloclasticus, and Zhongshania, said […]

The Roman dam at Cornalvo in Spain has been in use for almost two millennia. Credit: Wikipedia/ CC BY-SA 2.0 A new study published in the journal Global Sustainability finds for the first time that over 160,000 miles of rivers are at risk of losing their free-flowing status due to the proposed […]

The researchers used satellite images to calculate the long-term cloud cover over regions in the 30-45 degree latitudinal range based on how different types of vegetation interact with the atmospheric boundary. They found that clouds form more frequently over forested areas and had a greater cooling effect on Earth’s atmosphere. […]

Credit: Shutterstock/slowmotiongli After three years of writing and two weeks of virtual negotiations to approve the final wording, the Sixth Assessment Report (AR6) of the Intergovernmental Panel on Climate Change (IPCC) confirms that changes are happening in Earth’s climate across every continent and every ocean. My contribution was as one […]

Accurate radiocarbon dates of the bones of skeletons found at Machu Picchu in 1912 show the Inca citadel was inhabited by 1420 – several decades earlier than expected. (Image credit: Courtesy Yale University) The mountaintop Inca citadel of Machu Picchu in southern Peru was built and inhabited decades earlier than previously believed, […]