Big Picture

Progress on Biofuels

June 10, 2013

Dear EarthTalk: How far along are we at developing algae-based and other higher yield sources of biofuels?– Jason McCabe, Tullahoma, TN

A few years ago biofuels were all the rage. Environmental advocates to national security hawks alike were extolling the virtues of...Read More



More Big Picture Stories

The All One Ocean Campaign

Dear EarthTalk: What is the “All One Ocean” campaign?          –Bill O’Neill, Los Angeles, CA   All One Ocean is a non-profit campaign launched in 2010 by long-time author, activist and organizer Hallie Austen Iglehart with the goal of reducing the amount of plastic and other trash that ends up in the ocean where it compromises…Read More

Why Are Wetlands So Important to Preserve?

Dear EarthTalk: Why are wetlands so important to preserve?               – Patricia Mancuso, Erie, PA Wetlands include swamps, marshes, bogs, riverbanks, mangroves, floodplains, rice fields—and anywhere else, according to the U.S. Environmental Protection Agency (EPA), that saturation with water is the dominant factor determining the nature of soil development and the types of plant and animal…Read More

Nature Photography: Good or Bad For the Environment?

Dear EarthTalk: Is nature photography good or bad for the environment? – Cal Moss, Camden, ME Nature photography is a wonderful way to share the beauty and wonder of the natural world with others who don’t have the opportunity to see a given subject first-hand. An obvious benefit of the art is raising awareness about…Read More

The Gulf of Mexico Three Years After BP

Dear EarthTalk: The three-year anniversary of the 2010 BP oil spill just passed. What do green groups think of the progress since in restoring the region?           – Mary Johannson, New York, NY When an undersea oil well blew out 50 miles off the Louisiana coast on April 20, 2010 and caused an explosion on the…Read More

Alternatives to Toxic Cleaning Supplies

Dear EarthTalk: I’m concerned about toxic ingredients in my cleaning supplies, especially now that I have young children. Where can I find safer alternatives?          – Betsy E., Hartford, CT   It is true that many household cleaners contain potentially toxic substances, so parents especially should make an effort to keep them out of the…Read More

« old entrys new entrys »
Inglese