EarthTalk: Questions & Answers About Our Environment. A Weekly Column

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from June 2007
Last Number: April 2012

Earth Action Network, Inc.




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Nbr. 2012, January 2012

Dear EarthTalk: are all the commercial messages kids are bombarded with today having any noticeable negative effects?

Dear EarthTalk: are there health or environmental concerns with LED lightbulbs, which may soon replace compact fluorescents as the green-friendly light bulb of choice?

Dear EarthTalk: Are there healthy, green-friendly mouthwashes?

Dear EarthTalk: How is it that dams actually hurt rivers?

Dear EarthTalk: I heard the term 'underwater wilderness' recently.

Dear EarthTalk: I read that car makers had agreed to up fuel economy standards to an average of about 55 miles per gallon by the year 2025, and that specifics were due to be hammered out by the end of 2011.

Dear EarthTalk: I understand that mining was just banned in the Grand Canyon and environs.

Grand Canyon National Park, Arizona

Dear EarthTalk: I understand that some companies are now looking to cut down forests and burn them as 'biomass' for generating electricity.

Dear EarthTalk: I understand that some Northeastern and Mid-Atlantic U.S. states have banded together to reduce their own greenhouse gas emissions.

Dear EarthTalk: I was horrified to read recently that our oceans are actually becoming acidic, that the continued burning of fossil fuels is changing the chemistry of our seas.

Dear EarthTalk: I was in Los Angeles recently and the smog was not nearly as bad as when I visited 15 years ago.

Los Angeles, California

Dear EarthTalk: I'm in the market for a new pair of skis. Are there skis being made today that are made with materials and processes that are kinder to the environment?

Dear EarthTalk: Is it true that Bisphenol A (BPA)--which is harmful to human health--was found to be present in retail cash register receipts and that, since those receipts get recycled, the chemical may also be present in toilet paper and other paper products?

Dear EarthTalk: is it true that cable and other pay TV boxes that sit atop television sets consume massive amounts of energy, in part because they are always on, even when the TV is off?

Dear EarthTalk: Is it true that the bathroom is where over half of our household water usage takes place?

Dear EarthTalk: There are a number of companies out there now doing 'energy audits' for the home, after which they try to sell you attic insulation and other products and services.

Dear EarthTalk: There are many areas around the U.S. where 'disease clusters' have occurred, whereby unusually large numbers of people have gotten sick, usually because of proximity to a polluter.

Dear EarthTalk: What are the environmental implications of the road ahead as laid out by President Obama in his recent State of the Union?

Barack Obama

Dear EarthTalk: What caused Solyndra, a leading American solar panel maker, to fail last fall and what are the implications for U.S. alternative energy industries?

Solyndra Inc.

Dear EarthTalk: what is 'pesticide drift' and should I be worried about it?

Dear EarthTalk: What's the story with Echinacea?

Dear EarthTalk: Which are the most fuel-efficient hybrid and/or all-electric cars available to consumers today (just the affordable ones, please!)?

Dear EarthTalk: Why is Greenpeace upset with some leading tech companies for so-called 'dirty cloud computing?'.

I understand there is to be another Earth Summit in Rio de Janeiro, Brazil in June 2012, 20 years since the last one was held in the same city.


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