New study finds that the nutritional value of prey within a single species can widely vary, offering key insights for food web dynamics and ecosystem change The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume? Following a period of massive starvation among animals living along the California coast, University of California…
The expedition, by the Worldwide Universities Network-sponsored Palaeo-Arctic Climates and Environments (pACE) group, is the first step in developing a major…
Scientists studying ancient fish bones in Scandinavia have discovered that warm-water species like anchovies and black sea bream that once thrived in Danish…
They have found at least one “hotspot” in the northeast corner of Greenland — just below a site where an ice stream was recently discovered.The researchers…
Sonar images revealed that, in some places, ocean currents have driven the mud along the Arctic Ocean bottom into piles, with some “mud waves” nearly 100 feet…
In October, Japan instituted a nationwide earthquake warning system that heralds the advance of a big earthquake; its sophisticated machinery senses the…
Such superwarming of surface waters can affect how thick ice grows back in the winter, as well as its ability to withstand melting the next summer, according…
The provisional global figure for 2007 using data from January to November, currently places the year as the seventh warmest on records dating back to 1850. The announcement comes as the Secretary-General of the World Meteorological Organization (WMO), Michel Jarraud, speaks at the Conference of the Parties (COP) in Bali. …
Researchers at the John Innes Centre in Norwich have discovered that cells at the margins of leaves and petals play a particularly important role in setting…
The Protocol commits its signatories to reduce levels of greenhouse gases – chief among them carbon dioxide – believed to be increasing global warming. Around…
”Extensive climate changes may alter and threaten the living conditions of much of mankind. They may induce large-scale migration and lead to greater…
Researchers at the University of Wisconsin-Madison have found that the presence of dissolved organic material increases the biological risk of aqueous mercury…
Instead, recent work by University of Wisconsin-Madison researchers on arsenic-tainted wells shows that appropriate treatment varies depending on the source of…
A new study looks at a poorly understood process with potentially critical consequences for climate change. Emma Sayer, postdoctoral fellow at the Smithsonian…
More than 10 000 tons of oil from the tanker is reported to have leaked into the sea since colliding with another vessel on Friday 7 December. The South Korean…
The Lisbon Declaration falls under the wider framework of the Africa-European Union (EU) Partnership on Science, Information Society and Space of the Africa-EU…
The world’s indigenous peoples do not accept the much advocated target of limiting the global temperature increase to 2 degrees Celsius. For indigenous peoples…
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