Earth

In the September 11 Issue:

::	Earth
	Climate Change Earth Science Paleobiology Paleontology Planetary Science

Top Stories | September 4

Geomagnetic field flip-flops in a flash
Rocks in Nevada preserve evidence of superfast changes in Earth’s magnetic polarity.
Scott Bogue
Primordial bestiary gets an annex
A classic Canadian fossil trove extends to thinner deposits, geologists find.
Most BP oil still pollutes the Gulf, scientists conclude
Below the surface, plumes of oil are proving slow to disperse and break down.
Worldwide slowdown in plant carbon uptake
A decade of droughts has stifled the increasing growth of terrestrial vegetation.
Tsunami triggered by one-two punch
Geologists report the first recorded observation of an unusual earthquake sequence.

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Tsunami triggered by one-two punch

Geologists report the first recorded observation of an unusual earthquake sequence.

Perforated blobs may be early sponges

Odd shapes in Australian rocks could be the oldest fossil evidence of multicellular animals.

Science & the Public: Academies recommend that IPCC make changes

The Intergovernmental Panel on Climate Change, an authoritative scientific organization set up in 1989 to assess climate science, took some heat today from a group that it commissioned to investigate its credibility. The oversight group reported findings procedural weaknesses that preclude IPCC from responding nimbly to events — or from reliably identifying errors in its assessments.

Scour power

Big storms shift coastal erosion into overdrive

Forest loss slows in Brazilian Amazon

Between 2004 and 2009, the rate of clearing dropped almost 75 percent.

:: Science News
8|28 Issue Links

Scour power

Big storms shift coastal erosion into overdrive

Forest loss slows in Brazilian Amazon

Between 2004 and 2009, the rate of clearing dropped almost 75 percent.

Rodent poop gauges ancient rains

The size of chinchilla pellets reveals past desert environment.

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