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Earth & Environment

 

Dolphin Echolocating Abilities May Diminish due to Man-made Noise

October 31, 2011, 8:09 am

Marine mammals are significantly affected by underwater noise such as ship sonar and oil well operations, according to new research from the United States.

SCIENCE IN PICS: Underwater Volcanic Vents

October 29, 2011, 11:41 am

A fumarole is an opening in the Earth’s crust that emits steam and gases, such as carbon dioxide and hydrogen sulfide, often in the vicinity of volcanoes.

Halloween Treats: Boo at the Zoo (Photos)

October 28, 2011, 6:36 pm

As part of the Halloween festivities, many zoos in the United States and other parts of the world provide pumpkins to the animals in captivity.

Diversity of Life on Earth: NSF Awards Grants for Study of Dimensions of Biodiversity

October 28, 2011, 5:30 pm

Earth is losing species more rapidly than scientists can understand the roles these species play and how they function.

SCIENCE IN PICS: Ascidian on Soft Tree Coral

October 27, 2011, 6:48 am

Ascidians or sea squirts are small sac-like filter-feeding invertebrates, but are more similar to vertebrates than to invertebrates like corals or sponges.

How the Permian-Triassic Extinction Event Affected Land-Based Animals

October 25, 2011, 7:15 pm

A new U.S. study has examined how terrestrial vertebrates were affected at the end of the Permian Period about 252 million years ago when up to 90 percent of ocean creatures [...]

SCIENCE IN PICS: Broadclub Cuttlefish

October 25, 2011, 6:20 am

The broadclub cuttlefish, Sepia latimanus, is the second largest species of cuttlefish, and can reach up to 10 kilograms (22 pounds) in weight with a mantle length of half a [...]

SCIENCE IN PICS: Blue-Spotted Ribbontail Stingrays

October 22, 2011, 9:43 am

The blue-spotted ribbontail stingray, Taeniura lymma, inhabits intertidal zones on coral reefs in the tropical Indo-Pacific.

Volcanoes Can Feed Phytoplankton Blooms

October 21, 2011, 6:35 am

Mount Kasotachi, a little volcanic island that makes up part of Alaska’s Aleutian chain, sent an ash plume 45,000 feet up into the atmosphere in August of 2008.

CO2 Fuels Forest Growth Rates

October 20, 2011, 5:04 pm

Northern temperate forests may be able to absorb more carbon dioxide (CO2) than previously thought and even mitigate anthropogenic global warming, according to a new study by [...]


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