Can Thorium Generate Safer Nuclear Power?
Thorium is a naturally occurring element that is supposedly more available, more efficient and safer to use than uranium for generating nuclear energy.
EarthTalk Q&A
Can Garlic and Onions Help Prevent Cancer?
Dear EarthTalk: Given the preponderance of carcinogenic chemicals out there today, is it true that eating certain foods like garlic or onions can actually help prevent cancer?
Green Gift Ideas
Dear EarthTalk: I would like to make my holiday gifts matter this year. Where can I find ideas for green gifts?
Growing Rates for Species Extinction
I heard that species of flora and fauna are dying at a growing rate globally. How is this calculated and which types of species are dwindling faster?
Link Between Synthetic Chemicals and Cancer
Dear EarthTalk: How clear (or not) are the links between the rising incidents of cancers around the world and the prevalence of synthetic chemicals in modern society?
The Truth About Shark Finning
Dear EarthTalk: What is shark finning and why have several U.S. states outlawed it?
Diet Soda Dilemmas
Dear EarthTalk: I drink diet soda but I’m told it’s bad for me and linked to health problems. Is this true and if so can you suggest any healthier alternatives?
The Real Cost of Gold
Dear EarthTalk: Most gold mining operations use cyanide to extract gold from surrounding rock. What are the environmental implications of this, and are there alternatives?
Bottle Bills
Dear EarthTalk: Why don’t more states mandate deposits on beverage bottles as incentives for people to return them? Most bottles I’ve seen only list a few states on them.
What Are the Greenest Light Bulbs?
Dear EarthTalk: What are the greenest light bulbs to use? I hear there has been a lot of backlash against compact fluorescents because they contain mercury.