Dear EarthTalk: How is it that dams actually hurt rivers? — Missy Davenport, Boulder, CO Dams are a symbol of human ingenuity and engineering prowess—controlling the flow of a wild rushing river is no small feat. But in this day and age of environmental awareness, more and more people are questioning whether generating a little […]
I understand that there are a number of bills before Congress right now that seek to turn over public lands to destructive commercial and recreational activity. What can be done to stop this assault on the land that belongs to all the people?
Dear EarthTalk: I read somewhere that our various systems for collecting, distributing and treating water are very energy intensive and, as such, contribute significantly to global warming. How does that happen and what can we do to correct such problems?
Dear EarthTalk: I understand that mining was just banned in the Grand Canyon and environs. Why is that an important victory for the environment?
Dear EarthTalk: Are all the commercial messages kids are bombarded with today having any noticeable negative effects? And if so what can a concerned parent like me do to limit my own kids’ exposure to so much advertising and marketing?
Dear EarthTalk: American farmers are an aging population. Is anyone doing anything to make sure younger people are taking up this profession in large enough numbers to keep at least some of our food production domestic?
Dear EarthTalk: I can’t seem to find any natural bug repellents that really work so I end up using the harsh, chemical varieties. Are there any really effective bug repellants that aren’t chemically based, or other strategies we can use to keep bugs at bay? — Melissa Armantine, New Paltz, NY While the industry standard […]
Dear EarthTalk: Can you fill me in on what the “Just Label It” campaign is and what it is trying to accomplish?
Dear EarthTalk: Cuba just began drilling for oil not far from U.S. shores and hopes to become a major exporter. What ramifications does this have for the environment?
Dear EarthTalk: I heard the term “underwater wilderness” recently. What does it refer to?
