The 20th annual Arctic Report Card reveals new highs in temperature and new lows in sea ice, as well as an uncertain outlook for the availability of federal data.
Grace van Deelen
Grace van Deelen, joined Eos in 2023 as a staff writer. She covers all things Earth science and is particularly interested in stories that highlight the intersection of society, the environment, and equity in science. Grace holds a master’s degree from MIT’s Graduate Program in Science Writing and bachelor’s degrees in biology and anthropology from Tufts University.
Trump Proposes Weakening Fuel Economy Rules for Vehicles
At the White House today, President Donald Trump announced his administration would “reset” vehicle fuel economy standards. Trump said the administration plans to revoke tightened standards, also known as Corporate Average Fuel Economy (CAFE) standards, set by President Joe Biden in 2024.
EPA to Abandon Stricter PM2.5 Air Pollution Limits
The U.S. Environmental Protection Agency moved this week to reduce limits on fine particulate air pollution, including soot, set by the Biden administration last year.
Some Summer Storms Spit Sooty Particles into the Stratosphere
Earth’s typically pristine stratosphere is filling with particles from wildfires and additional moisture due to strong convective storms.
5,500 Toxic Sites in the U.S. at Risk of Flooding as Seas Rise
Rising sea levels have put thousands of facilities containing hazardous materials at risk of flooding this century, according to a new study published in Nature Communications.
Global Methane Emissions Projected to Fall, According to United Nations Report
The world has made significant progress on methane mitigation since 2020, though meeting the goals of a major international pledge will require additional action, according to a United Nations Environment Programme (UNEP) report.
Pamir Glacier Expedition Returns with High-Elevation Ice Cores
The three glacial cores will unlock mysteries about past climate and weather patterns in central Asia.
Earth System Engineers Take Planetary Alterations to Extreme Scales
A new framework argues Earth scientists should employ the concept of ecosystem engineering across geologic time and space.
Developing Nations Need 12 Times More Financing to Meet Climate Adaptation Needs
An annual United Nations report, published 29 October, reveals a “yawning gap” between existing and necessary climate adaptation finance, a gap “putting lives, livelihoods, and entire economies at risk.”
Building Better Weather Networks
A lack of weather data often leaves African communities vulnerable. Convergent efforts to improve observational networks throughout the continent are slowly filling the gaps.
