De-extinction Deja Vu: Is Bringing Back Extinct Species Possible Nowadays?
Advances in genetic sequencing and molecular biology transformed de-extinction from theory into something that we are all likely to see in our own lifetimes.
EarthTalk Q&A
Is Grizzly Bear on the Ropes?
Dear EarthTalk: What is being done to safeguard grizzly bears now? I heard that their numbers are dwindling and they could vanish from the Lower 48 if we don’t protect them. —Jim Meth, Akron, OH Before European colonization of North America, upwards of 50,000 grizzly bears—also known as brown bears—roamed free across what is now […]
Beyond Flame Retardant Chemicals
Exposure to flame retardant chemicals have been shown to damage the reproductive system and cause deficits in motor skills, learning, memory & behavior…
Revenge of the Bacteria: Antibiotic Resistance Threatening More Than Just Livestock
Our overuse of antibiotics in health care & agriculture/ranching is leading to a biological arms race with bacteria evolving faster than we can make drugs to combat them.
Could Seafood Be The Solution to Hunger Woes?
Dear EarthTalk: How is it that our more effectively managing ocean resources could help us better feed the world? — Missy Jenkins, Boone, IA Hunger is a growing problem around the world, in both developing and developed countries. As our population continues to rise, the amount of arable land per capita is declining and climate change […]
The New Skinny on Dietary Fat
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? — Marcy Bellwether, Taos, NM Going “fat-free” might seem like an effective, safe way to lose weight when considering that fat contains nine calories per gram, […]
Food Additives: What You Need To Know To Stay Healthy
Nitrates/nitrites, potassium bromate, parabens, BHA, BHT, theobromine, phosphates, aluminum—these food additives and others could be harming your health.
Who Could Possibly Still Deny The Existence And Threat Of Global Warming?
Climate denial is still alive in Congress and the American media despite the scientific facts. Just ask Congressmen like Lamar Smith and John Carter, as well as journalist Daniel Botkin.
When Will Solar Power Be Cost Competitive?
The low price of oil combined with the high costs of developing new technology have prevented the widespread adoption of solar power.
Getting Kids Into Environmental Activism
There’s no time like the present to teach kids to respect their environment and be willing to stand up to protect it. Of course, any good environmental education starts at home: parents should always keep in mind that they are role models for their kids, and should act responsibly. And most schools today incorporate issues of sustainability into their curricula. But kids who want to do more can sync up with one of any number of nonprofits focused on getting young people involved with volunteering and advocacy on behalf of the environment.