space station
Environment Technology

Bezos envisions moving polluters to outer space

Bezos envisions moving polluters to outer space Caption: Artist concept of 3D printing with cementitious materials on the Moon. Credit: Greg Trent, Surface Construction. Dear EarthTalk: Is so-called “Off-Earth Manufacturing” really the environmental panacea that Jeff Bezos and other proponents say it is?  — M. Traney, Smithfield, RI In July 2021, Richard Branson rocketed into suborbital […]

black and white dog saves wildlife
Environment Technology Washington

Conservation dogs help endangered wildlife

Caption: “Pips” of Rogue Detection Teams was able to find larvae and larval poop of the endangered checkerspot butterfly for the Forest Service in Washington State in 2019. Credit: U.S. Forest Service- Pacific Northwest Region, FlickrCC. Dear EarthTalk: What are conservation dogs?— Jon Gretcham, Portland, OR Simply put, conservation dogs are canines specially trained in […]

Blue flames on gas stove
Environment Technology

Should we ditch our gas stoves?

Caption: If you are concerned about the health implications of indoor air pollution, maybe it’s time to go electric in the kitchen. Credit: Roddy Scheer Dear EarthTalk: Should we all be ditching our gas stoves in favor of electric models?— Mary R., San Francisco, CA Walking into your kitchen to make dinner appears relatively simple […]

climate pledge arena in Seattle
Environment Uncategorized Washington

Seattle’s new arena promotes Climate Pledge

Caption: Climate Pledge Arena in Seattle, the first net-zero-emissions arena of its size in the world, is home to the NHL’s Kraken and WNBA’s Storm. Dear EarthTalk: What is the “Climate Pledge” that Seattle’s new hockey arena is named after all about? — E. Howard, Washington, DC When Seattle’s new sports and concert arena opened […]

grey bird on limb

Climate change causing animals to evolve faster

Caption: Dark-eyed juncos have evolved bigger bills in response to the larger temperature extremes they are experiencing throughout their range across North America thanks to human-induced climate change. Credit: DaPuglet, FlickrCC. Dear EarthTalk: Is it true that some wildlife species are evolving much more rapidly in response to the warming climate — D. Gould, Hendersonville, […]

wolf face
Environment Uncategorized

Wildlife corridor makes slow progress

Caption: Conservationists are working to create a 2000-mile long wildlife corridor between the Canadian Yukon and Yellowstone National Park so wolves and other charismatic megafauna can have enough space and resources to thrive. Credit: Brenda Timmermans, Pexels. Dear EarthTalk: Whatever happened to the Yukon to Yellowstone (Y2Y) wildlife corridor dream that was in the news […]

dog on drought stricken land

West faces worst drought in recorded history

Caption: The current drought across the American West may just be the worst in recorded history. Thanks, global warming! Credit: Joe Leineweber, Pexels. Dear EarthTalk: What are the environmental implications of the current drought across the American West and how does it compare with past dry spells? — S. Diamond, Methuen, MA The National Oceanic […]

Slow fashion models on runway

‘Slow fashion’ gaining ground

Caption: Ireland’s Avoca Handweavers have been making fashionable clothing items with the care and attention to detail nowadays associated with “slow fashion” since 1723. Credit: William Murphy, FlickrCC. Dear EarthTalk: What is “slow fashion?” Does it relate to sustainability? – K. Lam, Taos, NM In the U.S., millions of shoppers pack clothing stores, excited to key […]

Bald Eagle

Bald eagle population growing rapidly

Caption: Bald eagles have come back from the brink of extinction in the Lower 48, but some wonder if there are too many of them around nowadays. Credit: Anthony, Dear EarthTalk: Is it true that we’ve done such a good job bringing back bald eagles that they’ve become pests now?— D. Maguire, Winston-Salem, NC It’s […]

supersonic jet in clouds

New wave of supersonic flight on horizon

Caption: United Airlines has committed to purchasing 15 of Boom Supersonic’s first commercial supersonic (SST) jet, the Overture. Dear EarthTalk: Are the new SST jets friendlier to the environment than the SSTs of the 1970s?­– P. Barnes, Midlothian, TX Nearly 20 years have passed since the last flight of the Concorde, the first supersonic passenger-carrying commercial […]