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News tagged with tropical

Trouble in paradise: Ocean acidification this way comes

Double, double toil and trouble; Fire burn, and caldron bubble.---Shakespeare, Macbeth

Space & Earth / Environment

created Jan 05, 2012 | popularity 4.5 / 5 (16) | comments 23 | with audio podcast

Skeletons point to Columbus voyage for syphilis origins

Skeletons don't lie. But sometimes they may mislead, as in the case of bones that reputedly showed evidence of syphilis in Europe and other parts of the Old World before Christopher Columbus made his historic voyage in 1492.

Other Sciences / Archaeology & Fossils

created Dec 20, 2011 | popularity 4.7 / 5 (14) | comments 9 | with audio podcast

Study characterizes 300-million-year-old tropical forest preserved in volcano ash

(PhysOrg.com) -- Pompeii-like, a 300-million-year-old tropical forest was preserved in ash when a volcano erupted in what is today northern China. A new study by University of Pennsylvania paleobotanist Hermann ...

Space & Earth / Earth Sciences

created Feb 20, 2012 | popularity 5 / 5 (10) | comments 1 | with audio podcast

Killer whales migrate, study finds, but why?

Some killer whales, a study published Wednesday shows for the first time, wander nearly 10,000 kilometres (6,200 miles) from Antarctica's Southern Ocean into tropical waters -- but not to feed or breed.

Biology / Plants & Animals

created Oct 25, 2011 | popularity 4.5 / 5 (10) | comments 2

New family of legless amphibians found in India

Since before the age of dinosaurs it has burrowed unbothered beneath the monsoon-soaked soils of remote northeast India - unknown to science and mistaken by villagers as a deadly, miniature snake.

Biology / Plants & Animals

created Feb 22, 2012 | popularity 5 / 5 (9) | comments 3

Mental time-travel in birds

(PhysOrg.com) -- Certain types of birds may track army ant swarms using sophisticated memory and the ability to plan for the future.

Biology / Plants & Animals

created Oct 14, 2011 | popularity 4.8 / 5 (9) | comments 17 | with audio podcast

Northern forests may be losing their ability to trap carbon

The northern forests of western Canada are likely absorbing less carbon dioxide because of climate change, and the decline may be making a bad situation worse, researchers from Quebec and China have concluded.

Space & Earth / Environment

created Feb 02, 2012 | popularity 3.4 / 5 (11) | comments 17 | with audio podcast

WWF says over-consumption threatens planet

The spiralling global population and over-consumption are threatening the future health of the planet, according to conservation group WWF.

Space & Earth / Environment

created May 15, 2012 | popularity 4.1 / 5 (9) | comments 54

Nuclear power essential to cut emissions: UK expert

Britain's chief scientific adviser voiced concern Wednesday at moves to abandon nuclear power after Japan's Fukushima crisis, saying it remains vital to combat global warming.

Technology / Energy & Green Tech

created Oct 05, 2011 | popularity 4 / 5 (9) | comments 22

Study reveals for first time true diversity of life in soils across the globe, new species discovered

(PhysOrg.com) -- Microscopic animals that live in soils are as diverse in the tropical forests of Costa Rica as they are in the arid grasslands of Kenya or the tundra and boreal forests of Alaska and Sweden, ...

Biology / Ecology

created Oct 18, 2011 | popularity 5 / 5 (7) | comments 2 | with audio podcast

Carbon storage in tropical vegetation: New map to help developing nations track deforestation, report on emissions

A study published in Nature Climate Change today finds that tropical vegetation contains 21 percent more carbon than previous studies had suggested. Using a combination of remote sensing and field data, scient ...

Space & Earth / Environment

created Jan 29, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Feeding the world while protecting the planet

The problem is stark: One billion people on earth don't have enough food right now. It's estimated that by 2050 there will be more than nine billion people living on the planet.

Space & Earth / Environment

created Oct 12, 2011 | popularity 4.6 / 5 (7) | comments 33

Tropical forests are fertilized by air pollution

Scientists braved ticks and a tiger to discover how human activities have perturbed the nitrogen cycle in tropical forests. Studies at two remote Smithsonian Institution Global Earth Observatory sites in Panama ...

Space & Earth / Environment

created Nov 03, 2011 | popularity 5 / 5 (6) | comments 3 | with audio podcast

Team finds natural reasons behind nitrogen-rich forests

(PhysOrg.com) -- Many tropical forests are extremely rich in nitrogen even when there are no farms or industries nearby, says Montana State University researcher Jack Brookshire.

Space & Earth / Earth Sciences

created Jan 16, 2012 | popularity 4.8 / 5 (6) | comments 1 | with audio podcast

NASA map sees Earth's trees in a new light

A NASA-led science team has created an accurate, high-resolution map of the height of Earth's forests. The map will help scientists better understand the role forests play in climate change and how their heights ...

Space & Earth / Environment

created Feb 20, 2012 | popularity 5 / 5 (5) | comments 3 | with audio podcast