Dear EarthTalk: I know that some large buildings filter some of their wastewater to irrigate exterior landscaping. Is there an affordable way to do this at home? — Bill P., Salem, OR Now that solar panels are so commonplace on rooftops across the country, reusing so-called greywater—that is, the waste water from sinks, showers, tubs and […]
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? — Lester Milstein, Boston, MA Rooftop solar panels on have always been the province of well-to-do, […]
Dear EarthTalk: Do you have any tips for helping me get my kids involved in environmental protection advocacy? — Jeanine Black, Charlotte, NC 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 […]
Dear EarthTalk: How are scientists using DNA to conserve wildlife? — Jake Summerlin, Newark, NJ Traditionally, conservation biologists have relied on field observation and sample and statistical analysis to help them understand the dynamics behind species loss, but today genetics is taking on an increasingly important role in helping quantify the biodiversity around us and even […]
With so many choices at the supermarket and on restaurant menus, which seafood is safe to eat when it comes to human health and the environment?
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.
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 […]
Exposure to flame retardant chemicals have been shown to damage the reproductive system and cause deficits in motor skills, learning, memory & behavior…
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.
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 […]
