Environment

EarthTalk
12:00 am
Sun February 24, 2013

Is Organic Food Any Healthier Than Conventionally-Grown Food?

Some studies show organic foods to be no healthier and only marginally safer with regard to individual exposure to pesticides than non-organic foods. Nonetheless, choosing organic is a wise "better safe than sorry" strategy which also reduces pollution and conserves water and soil quality.
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EarthTalk®
E - The Environmental Magazine

Dear EarthTalk: There’s been a lot of coverage on the topic of organic foods and how they aren’t actually any healthier than conventional foods. Is this true? -- Gina Thompson, Salem, OR

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EarthTalk
12:00 am
Sun February 17, 2013

Fisheries On The Brink Of Collapse

Many of the world’s fisheries are in crisis today due to years of overfishing, pollution and habitat destruction. According to the Natural Resources Defense Council, some of the most popular fish -- including cod (pictured here), snapper and tuna, are dangerously depleted yet continue to be overfished.
Credit iStock Photo

EarthTalk®
E - The Environmental Magazine


Dear EarthTalk: I understand that many of the world’s fisheries are on the brink of collapse, “fished out,” to put it bluntly. How did this happen and what is being done about it? -- Mariel LaPlante, New Orleans, LA

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EarthTalk
12:00 am
Sun February 10, 2013

The Greening of ... McDonald's?

Credit harry_nl, courtesy Flickr

EarthTalk®
E - The Environmental Magazine

Dear EarthTalk: Has the McDonald’s restaurant chain made significant improvements in recent years with regard to the environment?                           -- Max Andria, Laval University, Quebec

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EarthTalk
12:00 am
Sun February 10, 2013

Global Warming, Droughts And Wildfires

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EarthTalk®

E - The Environmental Magazine

Dear EarthTalk: How are droughts and wildfires caused by global warming? I thought warming mostly brought on wet and flooded conditions. -- David Mossman, Albuquerque, NM

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EarthTalk
12:00 am
Sun February 3, 2013

Saving Energy And Money With Home Automation

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EarthTalk®
E - The Environmental Magazine

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EarthTalk
12:00 am
Sun February 3, 2013

Biomass Controversies

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EarthTalk®
E - The Environmental Magazine


Dear EarthTalk: What is “biomass” and why is it controversial as a potential source of energy?-- Edward White, New Bedford, MA

Biomass is plant matter that is burned as a source of energy. Fallen or cut wood that is burned for heat is one primary form of biomass, but another includes plant or animal matter that is converted into biofuels.

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EarthTalk
12:00 am
Sun January 27, 2013

National Wildlife Week, March 18-24

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EarthTalk®
E - The Environmental Magazine

Dear EarthTalk: What is the purpose of National Wildlife Week, which I understand will take place in March 2013? -- Melissa P., Burlington, NJ

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EarthTalk
12:00 am
Sun January 27, 2013

Allerigies And Unhealthy Indoor Air

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EarthTalk®
E - The Environmental Magazine

Dear EarthTalk: My family has bad allergies and I’d like to improve our indoor air quality. What are some steps I should take?-- Marcia Lane, Scranton, PA
 

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EarthTalk
1:01 pm
Tue January 22, 2013

Keeping Pets Healthy

Pets ingest pollutants and pesticide residues and breathe in an array of indoor air contaminants just like children do -- and since they develop and age seven or more times faster than children, pets develop health problems from exposures much faster.
Credit Hemera Collection

EarthTalk®
E - The Environmental Magazine


Dear EarthTalk: What are some tips for keeping my dogs and cats healthy?-- Kim Newfield, via e-mail

Believe it or not, our pets may be exposed to more harsh chemicals through the course of their day than we are. Researchers at the non-profit Environmental Working Group (EWG) found that pet dogs and cats were contaminated with 48 of 70 industrial chemicals tested, including 43 chemicals at levels higher than those typically found in people.

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EarthTalk
12:58 pm
Tue January 22, 2013

Airplane Exhaust

The Intergovernmental Panel on Climate Change reports that CO2 emitted by jets can survive in the atmosphere for upwards of 100 years, and that its combination with other gas and particulate emissions could have double or four times the warming effect as CO2 emissions alone.
Credit Hemera Collection

EarthTalk®
E - The Environmental Magazine

Dear EarthTalk: Why is it that airplane exhaust is so much worse for the environment than engine emissions on the ground?-- Winona Sharpe, New York, NY

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All Things Considered
5:27 pm
Fri January 18, 2013

State, Citgo Look To Settle Over MTBE

For nearly a decade, New Hampshire has been seeking hundreds of millions of dollars from oil companies over the chemical additive MTBE, which the state says caused contamination in the state’s groundwater. The legal proceedings originally involved 26 oil companies; as trial began this week, there were just two left, ExxonMobil and Citgo, and now there may be just one.

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EarthTalk
12:00 am
Sun January 6, 2013

The Living Building Challenge

Credit Joe Wolf via Flickr

EarthTalk®
E - The Environmental Magazine

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EarthTalk
12:00 am
Sun January 6, 2013

Climate Change And Rivers

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EarthTalk®
E - The Environmental Magazine

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EarthTalk
12:00 am
Sun December 30, 2012

"Geotourism"

Credit Anjum Malkana, courtesy Flickr

EarthTalk®
E - The Environmental Magazine


Dear EarthTalk: I’ve heard of Eco-Tourism, but what on Earth is “Geo-Tourism? -- Sally Kardaman, Sumter, SC

“Geotourism” describes tourism that sustains or enhances the geographical character of a given place, including its environment, culture, aesthetics, heritage and the well-being of local residents. The idea is that tourism can be a positive force that benefits both travelers and local environments and economies.

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The Exchange
9:00 am
Fri December 28, 2012

Wind Power Takes A New Turn In The Granite State (Rebroadcast)

A proposed wind farm in the Newfound Lake area has once again raised familiar themes in New Hampshire: A desire for the Granite state to use more clean energy, versus local concerns over property values, as well as impacts on the environment and tourism. We’ll re-examine these arguments in light of this new proposal.

Guests

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