The Last-Ditch Effort to Save Wild Salmon

The Last-Ditch Effort to Save Wild Salmon

Mill Creek is part of the Russian River watershed, which drains 3,900 square kilometers of Sonoma and Mendocino counties.A century ago, roughly 20,000 coho—a salmon species known for spawning in even the smallest creeks—would return to the Russian River and its tributaries in a typical year.

This Startup Wants You to Eat Ground-Up Chicken Bones

This Startup Wants You to Eat Ground-Up Chicken Bones

In a small pilot plant in the Finnish city of Kotka, the founders of SuperGround have figured out how to process chicken bones so they can be incorporated into ground chicken products like nuggets or meatballs.

Carbon-Rich Peat Is Disappearing. But Is It Also Growing?

Carbon-Rich Peat Is Disappearing. But Is It Also Growing?

Yet the Arctic is warming up to four times as fast as the rest of the planet, making permafrost thaw so rapidly that it’s gouging holes across the landscape , releasing carbon.

A Vast Underground Water System Helps Drive Antarctica’s Glaciers

A Vast Underground Water System Helps Drive Antarctica’s Glaciers

“If you don’t have water, you’re not going to get very far.” Making sense of that subglacial hydrology is especially important for researchers racing to model particularly precarious regions of ice, like the Thwaites Glacier, a few hundred miles away from Whillans.

Give Fitbits (of Sorts) to the Trees

Give Fitbits (of Sorts) to the Trees

Using off-the-shelf accelerometers, researchers have been quantifying how trees sway differently over time: when they’re warmer or colder, hydrated or dehydrated, weighed down by snow or unburdened.But with accelerometers, scientists have a new way of measuring how much rain or snow a particular tree in a forest ends up intercepting.

A Farmer’s Quest to Beat California’s Waves of Drought and Deluge

A Farmer’s Quest to Beat California’s Waves of Drought and Deluge

By late February, the dam operators were releasing more than 400 acre-feet per hour into the lower river—enough water to flood 400 acres of grapes or almonds shin-deep.

Look at that Lek! 9 Birds That Put on a Show

Look at that Lek! 9 Birds That Put on a Show

In spring, male sage grouse gather on leks to attract females.Most species of bustard lek, and birders familiar with sage grouse and prairie chicken will find their displays familiar: strutting and stamping, and a lot of inflated air sacs.

What Damaged That Tree? Probably Not What You Think

What Damaged That Tree? Probably Not What You Think

So, next time you are out enjoying the forest and you come across strips of bark at the base of a tree and obvious teeth marks on the tree trunk, keep an eye out: a bear could be nearby.

Humanity Has Turned Land Itself Into a Menace

Humanity Has Turned Land Itself Into a Menace

As the Arctic warms four times as fast as the rest of the planet, permafrost is thawing at an alarming rate, dragging down whatever’s at the surface or buckling anything that’s buried—roads, railways, pipelines, sewers, electrical transmission lines.

An Injection of Chaos Solves a Decades-Old Fluid Mystery

An Injection of Chaos Solves a Decades-Old Fluid Mystery

The scientists noticed that when the pusher fluid, which contains long-chain polymers, was pumped into the ground above a certain rate, it seemed to unexpectedly become much more viscous, or sticky, an effect later found in many similar systems.

How Explosives, a Robot, and a Sled Expose a Doomsday Glacier

How Explosives, a Robot, and a Sled Expose a Doomsday Glacier

Behind her, she dragged a sled loaded with a ground-penetrating radar, which fired pulses through a thousand feet of ice and analyzed the radio waves that bounced off the seawater below, thus building a detailed image of the glacier beneath her feet.Erin Pettit leaves camp with a ground-penetrating radar in tow.

Wildfires Are Digging Carbon-Spewing Holes in the Arctic

Wildfires Are Digging Carbon-Spewing Holes in the Arctic

In the past 70 years, wildfires have burned 3 percent of the landscape but are responsible for 10 percent of thermokarst formation.

The FAA Weighs the SpaceX Launch Site's Environmental Effects

The FAA Weighs the SpaceX Launch Site's Environmental Effects

On a foggy day in March, a prototype of SpaceX’s giant silver rocket known as Starship, dubbed Serial Number 11 or SN11, was supposed to reorient itself vertically while landing and deftly touch down on a pad at the company’s launch site near Boca Chica, Texas, a couple miles from the Mexico border.

Why Are You Seeing Lots of Vultures Now?

Why Are You Seeing Lots of Vultures Now?

What I noticed were turkey vultures – one of three vulture species in the U.S. and one of only seven in the western hemisphere – making their way from breeding grounds near the Canadian border to their wintering area as far south as Central or South America.

10 Writing Awards for Cool Green Science

10 Writing Awards for Cool Green Science

We hope that you enjoy this selection of the winning entries, with stories on everything from cassowary excrement to native trout conservation, from mothing as a hobby to essays on our childhood love of campground critters and The Crocodile Hunter.

The Long-Lost Tale of an 18th-Century Tsunami, as Told by Trees

The Long-Lost Tale of an 18th-Century Tsunami, as Told by Trees

They could use them to better understand the aftermath of quakes and tsunamis in this highly populated yet risky zone, and to validate the flooding models that policymakers use to prepare for future disasters.

Eastern Hemlocks Face Extinction. A Tiny Fly Could Save Them

Eastern Hemlocks Face Extinction. A Tiny Fly Could Save Them

But climate change is assisting the woolly adelgid in its quest for total domination of the Northeast’s hemlocks, by helping it spread north into colder climes.

Wildfires Used to Be Helpful. How Did They Get So Hellish?

Wildfires Used to Be Helpful. How Did They Get So Hellish?

A wildfire that would once chew through a few dozen acres of underbrush, making way for new plant growth, now burns with extreme ferocity, producing so much heat and smoke that it can generate its own thunderclouds , which light more fires.

I Avoided Fake Meat for Years. That Was a Big Mistake

I Avoided Fake Meat for Years. That Was a Big Mistake

I'll have a steak as a special treat, but Elisabeth went off beef for environmental reasons a couple of years ago.While the beans cooked in the pressure cooker, the Impossible Burger browned on the stove.

Chipmunk Quest

Chipmunk Quest

Well, the best way to see those chipmunks is to visit the varied national parks of the western United States.As mentioned, visiting the great national parks of the western United States will give you opportunities to see most of the chipmunk species.

The Physics of That Spinning Hug in Dua Lipa’s Music Video

The Physics of That Spinning Hug in Dua Lipa’s Music Video

Actually, just to make things easier I am going to draw the forces on a single human that is just doing a super lean back.We can add a "fake force" that's proportional to the acceleration of the car and boom—Newton's second law works again.

Can Hamburger Buns Save Your Pipes from Freezing?

Can Hamburger Buns Save Your Pipes from Freezing?

In the southern states, this ground temperature isn't very likely to get below freezing—so water in the pipes will also be above freezing (and stay liquid).But there are some exceptions.

President Biden, Please Don't Get Into Carbon Farming

President Biden, Please Don't Get Into Carbon Farming

But before putting any taxpayer money on this train, consider some inconvenient truths: First, the carbon farming practices being promoted as something new have all been in use for decades, and all were originally adopted for reasons unrelated to climate change.

The Senate's Section 230 Discourse Somehow Keeps Getting Dumber

The Senate's Section 230 Discourse Somehow Keeps Getting Dumber

At the risk of imposing more coherence than there really was, the main line of attack on Section 230 from Senate Republicans today was that Twitter and Facebook are no longer mere neutral platforms, but rather act as publishers, making editorial decisions about what content to allow and when to add their own content.

What to Wear When You’re Battling Giant, Venomous Hornets

What to Wear When You’re Battling Giant, Venomous Hornets

But exactly who makes the suit and what they might think about its use for Asian giant hornet wrangling is something of a mystery.But when it hit max signal, he didn’t see a nest on the ground, which is where Asian giant hornets usually build them.

The Android 11 Privacy and Security Features You Should Know

The Android 11 Privacy and Security Features You Should Know

When an app first asks for permission to track location, the option to enable this all the time (even when the app isn't running) isn't available: You need to visit the app's specific page in Android Settings to do this.

How to be hands-off in a hands-on job

How to be hands-off in a hands-on job

With COVID-19 having put a stop to all Pacific travel for now, NIWA field staff have had to work out how to carry out their jobs without actually being there, making mastering the art of delivering training and support via video call an essential skill.

What’s Causing the Mass Bird Die-Off in the Southwest?

What’s Causing the Mass Bird Die-Off in the Southwest?

Thousands of migrating birds have inexplicably died in the southwestern US, in what ornithologists have described as a national tragedy that is likely related to the climate crisis.

Campground Critters: A Natural and Personal History

Campground Critters: A Natural and Personal History

Before every scout camp, the older kids would serve up questionable nature facts meant to show their expertise and perhaps instill a bit of fear.I could only roll my eyes when, prepping for a group stay at a cabin, I heard stories regarding porcupines that visited outhouses at night.

During Lockdowns, the Earth (Sort of) Stood Still

During Lockdowns, the Earth (Sort of) Stood Still

“We see it effectively moving around the globe as a seismic lockdown wave,” says Royal Holloway University of London seismologist Paula Koelemeijer, one of the paper’s coauthors.“Earthquakes are often really lower frequencies than the seismic signals from human activities,” says Koelemeijer.