Not long after the dawn of complex animal life, tens of millions of years before the first of the “Big Five” mass extinctions, a rash of die-offs struck the world’s oceans.
Stanford Scientists Find Oxygen Levels Explain Ancient Extinction Slowdown
articles
Scientists Find How Positive Cloud-to-ground Lightning Strike So Far away from Its Origin
A bolt of cloud-to-ground (CG) lightning forms if a lightning leader develops out of the cloud and reaches the ground.
Study Finds Growing Potential for Toxic Algal Blooms in the Alaskan Arctic
A warming Arctic presents potential new threats to humans and marine wildlife in the fast-changing region
What’s Behind California’s Surge of Large Fires?
Heat waves and droughts supercharged by climate change, a century of fire suppression, and fast-growing populations have made large, destructive fires more likely.
Researchers and Citizen Scientists Complete First-Ever Weddell Seal Count
A research team led by the University of Minnesota Twin Cities has completed a first-ever global population estimate of Weddell seals in Antarctica, showing that there are significantly fewer seals than previously thought.
Analysis Shows Coral Loss of 14% Worldwide
First report in 13 years shows damaging effect of warming ocean
