Environment

Dear EarthTalk: Even though pesticides may take an environmental toll, isn’t it worth it given how many more mouths we can feed thanks to...

Dear EarthTalk: Who are some of the greener movie stars out there today and what are they doing to fight for the planet? --...

Dear EarthTalk: How far along are we on efforts to support large numbers of people on or other planets if our population gets...

Dear EarthTalk: I find it hard to believe that Flint, Michigan is the only city or town in the U.S. with lead contamination of...

Dear EarthTalk: Why is underwater noise pollution such a big deal and what are we doing to prevent it? -- Phil Ziegler, New York,...

Dear EarthTalk: Have any wildlife species gone extinct already as a result of global warming, and which are most at risk moving forward? --...

Dear EarthTalk: Why did Ringling Brothers stop using elephants in its circus performances? -- Marianne Lusko, Bern, NCAfter enduring years of criticism from...

Dear EarthTalk: Why does Donald Trump think we should renegotiate the Paris climate agreement? And will he be able to pull it off if...

Dear EarthTalk: Can we ward off the spread of the Zika virus with better environmental management? -- Mary Dornfield, Key Largo, FLZika virus, first...

Dear EarthTalk: I’m finally ready to make the switch from my old gas guzzler to an electric or plug-in hybrid car. What are the...