Environment
How Cities Can Beat the Heat
Rising temperatures are threatening urban areas, but efforts to cool them may not work as planned
Stories by Hannah Hoag
Environment
U.S. Dust Bowl Conditions Not Rivaled in 1,000 Years
Atmospheric conditions and human actions combined to drive the 1930s megadrought
Environment
Air Quality to Suffer with Global Warming
The effects of climate change will slow air circulation around the world, a study finds
Evolution
Polar Bears Diverged from Brown Bears Fairly Recently
An evolutionary analysis shows that the two species diverged within the past 500,000 years
Climate Change
Mega-Heatwaves Mechanism Pinpointed
Two recent record hot spells have been traced to a feedback loop between dry soils and trapped air
Health
Study Revives Bird Origin for 1918 Flu Pandemic
A new analysis showed that the genes of the deadly 1918 pandemic are of avian origin, not from the mixing of human and swine viruses
Environment
Humans Are Becoming More Carnivorous
Study reveals global shift toward animal-based diet—a bad omen for the environment
Environment
Ozone Loss Warmed Southern Africa
The Antarctic ozone hole's effects may have spread much wider than thought
Environment
Air Pollution Delivers Smaller Babies
A study of three million infants across nine nations, including the U.S., South Korea and Brazil, finds a connection between inhaled particulate matter and low birth weight in infants
Environment
Price on Carbon Failing to Reduce Greenhouse Gas Emissions
Alberta's carbon offsets are supposed to be real, measurable and provable, but they may not be, a report says
