Plant remains link farming to landscape damage in Peru

A study of food remains from ancient settlement sites along the lower Ica valley in Peru, confirms earlier suggestions that farming undermined the natural vegetation so badly that eventually much of the area had to be abandoned.

Microplastics discovered in the deep, open ocean

A unique study by scientists at the National Oceanography Centre (NOC) will provide valuable new insights into the concentrations of microplastics in the open ocean from surface to the sea bed.

Tiny sand grains trigger massive glacial surges

About 10 percent of the Earth's land mass is covered in glaciers, most of which slip slowly across the land over years, carving fjords and trailing rivers in their wake. But about 1 percent of glaciers can suddenly surge, ...

Pacific tsunami threat greater than expected

The potential for a huge Pacific Ocean tsunami on the West Coast of America may be greater than previously thought, according to a new study of geological evidence along the Gulf of Alaska coast.

A seismograph for ancient earthquakes

Earthquakes are one of the world's biggest enigmas -- impossible to predict and able to wreak untold damage within seconds. Now, a new tool from Tel Aviv University may be able to learn from earthquakes of the ancient past ...

Storminess helps coastal marshes withstand sea level rise

Rising sea levels are predicted to threaten many coastal sea marshes around the world in the coming decades as the Earth's climate warms. In addition to accelerating sea level rise, global climate change is predicted to increase ...

Homebuilding beyond the abyss

(PhysOrg.com) -- Evidence from the Challenger Deep -- the deepest surveyed point in the world's oceans-- suggests that tiny single-celled creatures called foraminifera living at extreme depths of more than ten kilometres ...

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