News tagged with sedimentation

Fishery bounce back informs on seagrass importance

Insights into the impact of cyclones on tiger prawn habitats in north Western Australia has demonstrated the resilience of the species, as well as underscored the importance of protecting seagrass for fisheries ...

Aug 22, 2013
5 / 5 (2) 0

Old permafrost carbon released

Using indicator molecules, a team of researchers headed by ETH Zurich demonstrates that carbon stored in the Arctic permafrost is being mobilised in Eurasian river basins.

Aug 19, 2013
4.6 / 5 (9) 6 | with audio podcast

Ice ages only thanks to feedback

Ice ages and warm periods have alternated fairly regularly in the Earth's history: the Earth's climate cools roughly every 100,000 years, with vast areas of North America, Europe and Asia being buried under ...

Aug 07, 2013
4.3 / 5 (32) 47 | with audio podcast

Westerly winds and CO2 levels

The end of the last Ice Age was preceded by a gradual rise in atmospheric CO2. A new study supports the idea that a shift in the position, and increase in the intensity, of zonal westerly winds in the Southern ...

Aug 07, 2013
3.6 / 5 (8) 1

Study shows legacy of pesticides difficult to avoid

A University of Otago study shows that the tell-tale legacy in rural South Island areas of pesticides banned many years ago remains, regardless of the type of sheep and beef farming now taking place on the land.

Jul 29, 2013
not rated yet 0

Methane-eating microbes found in Illinois aquifer

Methane-consuming microbes live deep underground in pristine aquifers, according to a study by the U.S. Department of Energy's Argonne National Laboratory and the Environmental Protection Agency. This type of organism, which ...

Jul 25, 2013
5 / 5 (3) 1 | with audio podcast