By Rebecca Mackelprang A University of California, Berkeley professor stands at the front of the room, delivering her invited talk about the potential of genetic engineering. Her audience, full of organic farming advocates, listens uneasily. She notices a man get up from his seat and move toward the front of the room. Confused, the speaker […]
By Patrick Byrne and Karen Hudson-Edwards Nearly five billion people worldwide will use a smartphone by 2020. Each device is made up of numerous precious metals and many of the key technological features wouldn’t be possible without them. Some, like gold, will be familiar. Others, such as terbium, are less well-known. Mining these metals is […]
By Matthew J. Hoffman Awareness is rising worldwide about the scourge of ocean plastic pollution, from Earth Day 2018 events to the cover of National Geographic magazine. But few people realize that similar concentrations of plastic pollution are accumulating in lakes and rivers. One recent study found microplastic particles—fragments measuring less then five millimeters—in globally […]
By Cecilia Sierra-Heredia We’re very careful about what our kids eat, but what about the air they breathe? During recent summers, children living on the West Coast of Canada have been breathing some of the most polluted air on record. This is due to seasonal wildfires, which have burned through vast zones of North America […]
By Richard G. “Bugs” Stevens In the first of many pending lawsuits to go to trial, a jury in San Francisco concluded on Aug. 10 that the plaintiff had developed cancer from exposure to Roundup, Monsanto’s widely used herbicide, and ordered the company to pay US$289 million in damages. The plaintiff, Dewayne Johnson, had used […]
By Richard Betts A new scientific paper proposing a scenario of unstoppable climate change has gone viral, thanks to its evocative description of a “Hothouse Earth.” Much of the media coverage suggests that we face an imminent and unavoidable extreme climate catastrophe. But as a climate scientist who has carried out similar research myself, I […]
By Karl Havens Editor’s note: Two large-scale algae outbreaks in Florida are killing fish and threatening public health. Along the southwest coast, one of the longest-lasting red tide outbreaks in the state’s history is affecting more than 100 miles of beaches. Meanwhile, discharges of polluted fresh water from Lake Okeechobee and polluted local runoff water […]
By Fiona E. McNeill The Michigan community of Flint has become a byword for lead poisoning. Elon Musk recently entered the fray. He tweeted a promise to pay to fix the water in any house in Flint that had water contamination above acceptable levels set by the U.S. Food and Drug Administration. On Twitter and […]
By Angela Dassow Love them or hate them, wolves are vital members of natural ecosystems and the health of a wolf population can be an important factor in maintaining balance among species. Wolf populations are growing in North America—the Great Lakes region in particular now supports more than 3,700 individuals. Keeping track of wolf pack […]
Advertiser Disclosure
Our editorial team is committed to creating independent and objective content focused on helping our readers make informed decisions. To help support these efforts we receive compensation from companies that advertise with us.
The compensation we receive from these companies may impact how and where products appear on this site. This compensation does not influence the recommendations or advice our editorial team provides within our content. We do not include all companies, products or offers that may be available.
558k 
222k 
52k 
Subscribe 
