Pollution:
The active ingredient in many insect repellents, deet, has been found to be toxic to the central nervous system. - Science Daily (Shared by Jeffrey Canton)
Alternate sources of energy:
Process for energy production from microalgae being developed:- EurekAlert!
Despite major costs to taxpayers in the US and Canada, government programs that offer rebates to hybrid vehicle buyers are failing to produce environmental benefits, a new study says. - ScienceDaily
Shipwrecks and other man-made structures increase the potential for large invasions of unwanted species into coral reefs- ScienceDaily
Cellulosic biofuels--extracted from native switchgrass--could lend a helping hand to imperiled birds that depend on vanishing prairies in the Midwest.- Scientific American
Planting vast swaths of trees on barren land could provide a means for countries to mitigate their carbon emissions, but they can rapidly deplete the soil of its nutrients--and carbon--thereby reducing the benefits- Scientific American
Research at the University of Arizona could one day lead to photovoltaic materials thin enough, flexible enough and inexpensive enough to go not only on rooftops but in windows, outdoor awnings and even clothing.- EurekAlert!
"Dear EarthTalk: I’ve heard that cars can be modified to run on water. How is this possible?" - Scientific American
Automobile owners around the world may some day soon be driving on tires that are partly made out of trees -- which could cost less, perform better and save on fuel and energy.
- ScienceDaily:
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