How Long Does It Really Take For A Plastic Bag To Decompose?
I’ve heard conflicting reports regarding how long it really takes for a plastic grocery bag to decompose. Can you set the record straight?
EarthTalk Q&A
As far as I know, genetically modified foods are not required to be labeled so
A majority of the processed foods available in grocery stores today contain genetically modified (GM) ingredients, even though it is still uncertain whether such products can cause health or environmental problems.
Is it true that some countries have turned over public water supplies to private
Water is such an important part of life that it has long been regarded as a public good worth entrusting only to public entities. But given the mixed track record of municipal, regional and national governments to properly manage water resources, outsourcing to private companies is becoming more common.
Is it now feasible to provide all of a home’s energy needs—including air conditioning—with solar power alone?
Converting an existing home to solar power can cost upwards of ,000 and is probably not be a good investment for most people, strictly economically speaking. But if you”re building a new home, incorporating a solar system from the get-go is simply a matter of choosing solar over something else and therefore may pencil out much better.
Earth Talk: Monkey Sample
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Is Plant Extinction Crisis Worse Than Animals?
Environmentalists worry that we are losing plants far quicker than we are losing animal species when it comes to the biodiversity crisis facing the world.
Volcano Power: Can We Tap Volcanic Geothermal Energy Instead Of Fossil Fuels?
Dear EarthTalk: Is there any way to harness volcanic energy to meet our electricity and other power needs?
Does Diesel Get Better Overall Mileage Than Gas?
Do diesel-powered cars get better mileage and fuel efficiency than their gasoline-powered counterparts?
Farmed Versus Wild Salmon: Best For Health? Environment?
What are the differences between farmed versus wild salmon when it comes to human and environmental health?
What is happening with various programs initiated over the years in the U.S.
Gray wolves, pictured here, were exterminated from the Yellowstone region 90 years ago, but are now thriving there in the wake of a reintroduction program begun in 1995. Today some 170 gray wolves roam the park.