Earth
- Earth
The African source of the Amazon’s fertilizer
More than half of the airborne dust that provides vital nutrients to the Amazonian rainforest comes from a small corner of the Sahara.
- Earth
Dashing Rogues
Rogue waves, which tower over the waves that surround them, are probably more common than scientists had previously suspected.
- Earth
Not So Clean: Service industries emit greenhouse gases too
Service industries such as the retail trade are creating just as much planet-warming carbon dioxide as the manufacture and operation of motor vehicles do.
- Earth
New Estimates of the Shark-Fin Trade
A new study of the Asian fish market yields a disturbing estimate of how many sharks are killed each year to satisfy demand for a pricy Asian soup.
- Earth
Flow West, Young River: Ancient Amazon ran opposite today’s route
The forerunner of the mighty Amazon ran from east to west, a new analysis of rocks laid down by that ancient river suggests.
- Earth
Encyclopedia of Earth
The Encyclopedia of Earth is an online source of environmental information that features objective, authoritative articles written and reviewed by an international community of experts. Topics range from absorption of toxicants and biodiversity to wind farms and zero-point energy. Entries often include images and references. Go to: http://www.eoearth.org/
- Earth
A Whale’s Tale: Puzzling marine compounds are natural
Antique whale oil shows that some mysterious compounds that resemble DDT and PCBs are naturally produced.
- Earth
Waters near croplands impair frogs’ immunity
Pesticide-containing waters leave frogs more susceptible to fungal infections than pristine environments do.
- Earth
Nearly Naked: Large swath of Pacific lacks seafloor sediment
Little or no sediment has accumulated on a broad patch of ocean bottom in the remote South Pacific, the result of a combination of factors that probably can't be found anywhere else on Earth.
- Earth
Ancient hot spell is linked to copious carbon dioxide
A mineral that formed in some lakes during a lengthy and particularly warm period in Earth's past suggests that atmospheric concentrations of carbon dioxide were at that time at least triple those found in today's air.
- Earth
Hot, Hotter, Hot: Climate seesawed during dinosaur age
The climate during the time of the dinosaurs varied far more than scientists had previously thought.
- Earth
Reading the tale of an ancient river
Ocean-floor sediment near England holds material deposited during the last ice age by what was then Europe's largest river system.
