On April 21, 2023, a coronal mass ejection (CME) erupted from the sun, spewing out a burst of plasma that raced toward Earth at nearly two million miles per hour and generated a severe geomagnetic storm (level 4 out of 5 on NOAA’s space weather G- scale) at 3:26 p.m. EDT on April 23.
articles
How Solid Air Can Spur Sustainable Development
The green hydrogen economy is a sustainable alternative to fossil fuels. However, one of the challenges of constructing a global hydrogen economy is hydrogen transportation by sea. A new paper proposes solid air as a medium for recycling cold energy across the hydrogen liquefaction supply chain.
Naturally Fire-Prone Ecosystems Tend to Have More Species of Birds and Mammals, a New Study Reveals
Wildfires. Many see them as purely destructive forces, disasters that blaze through a landscape, charring everything in their paths.
The Reasons Why Insect Numbers Are Decreasing
Throughout the world we are witnessing not just a decline in the numbers of individual insects, but also a collapse of insect diversity. Major causes of this worrying trend are land-use intensification in the form of greater utilization for agriculture and building development as well as climate change and the spread of invasive animal species as a result of human trade.
Plant Species Might Not Need to Move Far for Favourable Climates
Plant species may only need to move short distances to track their preferred habitats as the climate changes, according to a study published in Nature Climate Change.
Elephant Ecosystems in Decline
More than 3 million square kilometers of the Asian elephant’s historic habitat range has been lost in just three centuries, a new report from an international scientific team led by a University of California San Diego researcher reveals.
