Climate Change Following Collapse Of The Maya Empire
January 24 — Researchers from the University of Amsterdam have demonstrated that the climate in South Mexico changed following the collapse of the Maya empire. (Netherlands Organization for Scientific Research release) More

The K-T Impact Extinctions: Dust Didn't Do It
January 23 — New research shows that the assumptions behind a theory that sun-blocking, life-ending dust from an asteroid collision with Earth 65 million years ago are amiss, and therefore damage estimates from future asteroid impacts are also amiss. (Geological Society of America release) More

Scientists Describe Century of Human Impact on Global Surface Temperature
January 22 — Human activity has affected Earth's surface temperature during the last 130 years, according to a study published this month by the Journal of Geophysical Research. (American Geophysical Union release) More

Counterintuitively, After Extreme Droughts, Wading Birds Flourish
January 22 — When rain brought an end to an intense drought in the Everglades a decade ago, wildlife biologist Peter Frederick thought there would be few wading birds left. Instead, he was shocked to note a surge in breeding pairs of white ibis, wood storks, snowy egrets and tricolor herons. (University of Florida release) More

Congo River Basin: Geology and Soil Type Influence Drought Impact
January 11 — Researchers studied the relationships between rainfall and discharge of the Congo River and its main tributaries over the 20th century. (Institut de Recherche pour le Développement release) More

There's More to Ice Ages than Main Theory Explains
January 10 — The widely accepted theory that changes in Earth's orbit drive cycles of glaciation can't account for an early thawing of glaciers from the next-to-last ice age. (University of Minnesota release) More

Ancient Supernova May Have Triggered Eco-Catastrophe
January 8 — An exploding star may have destroyed part of Earth's protective ozone layer 2 million years ago, devastating some forms of ancient marine life. (Johns Hopkins University release) More

Primodial Air May Have Been 'Breathable'
January 8 — The Earth may have had an oxygen-rich atmosphere as long ago as three billion years and possibly even earlier, three leading geologists have claimed. (Australia's Commonwealth Scientific and Industrial Research Organisation release) More

Professor Develops Classification System for Eastern and Central U.S. Winter Storms
January 7 — Scientist develops a way to help weather forecasters and the public understand the likely impacts of winter storms. (University of Maine release) More

Study Explores The Effect Of Temperature On Mortality
January 3 — The relationship between extreme temperature and mortality in the United States varies by location, according to a study from researchers at the Johns Hopkins Bloomberg School of Public Health. (Johns Hopkins University Bloomberg School of Public Health release) More

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