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

Issue Number

Latest documents

• Dear EarthTalk: how is it that antibiotics are being "overused," as I've read, and what are the potential consequences?
• Dear EarthTalk: what's the skinny on fat these days? I saw a major magazine cover image recently that was suggesting fat wasn't so bad for us after all?
• Dear EarthTalk: What is the 'Dirty Dozen Guide to Food Additives?'.
• Dear EarthTalk: Are there still outspoken global warming deniers in Congress or the mainstream media?
• Dear EarthTalk: what is biochar and how can it help reduce my carbon footprint?
• Do you have any tips for helping me get my kids involved in environmental protection advocacy?
• Dear Earthtalk: I've heard that the price of getting solar panels installed on a home is lower than ever, but has it gotten to the point anywhere in the U.S. where it's actually cheaper than traditional grid power yet?
• Dear EarthTalk: I know that some large buildings filter some of their wastewater to irrigate exterior landscaping.
• Dear Earthtalk: what are the potential health and environmental impacts of so many genetically engineered organisms in our food supply?
• Dear EarthTalk: is it true that global warming is causing our crops to be less nutritious?

Featured documents

• Dear EarthTalk: I hear that many school cafeterias have nutrition standards no better--even worse--than those of fast food chains. What can be done about this?
• Dear EarthTalk: how is it that antibiotics are being "overused," as I've read, and what are the potential consequences?
• Dear EarthTalk: most gold mining operations use cyanide to extract gold from surrounding rock.
• Dear EarthTalk: I recently heard the term "ocean sprawl," which was a new one on me.
• Dear Earthtalk: is the gray wolf still endangered in the United States and how successful have reintoduction efforts been?
• Dear EarthTalk: what are some steps we can all take to prevent beach erosion?
• Dear EarthTalk: What are the environmental risks associated with beach resorts?
• Dear EarthTalk: How is it that climate change is responsible for killing whitebark pine trees and thus impacting mountain ecosystems?
• Dear Earthtalk: is it true that playing on artificial turf fields can cause cancer? If so, how can I minimize exposure for my sports-loving kids?
• Dear EarthTalk: is there a link between the recent spread of mosquito-borne diseases around the world and environmental pollution?