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Brian Kushner/Dreamstime/TNS

What the Delaware River 'salt line' is, and why we should care where it is

Among all the things that Philadelphians love about the Jersey Shore, the taste of the Atlantic Ocean is not one of them.

Fortunately, the Philadelphia Water Department assures that it's highly unlikely that its customers ever would have saltwater running through their taps. But in recent weeks the so-called salt line — the boundary between ...Read more

Delaware River water levels at 60% as salt front increases amid drought

Parched farms, wildfires, and browned vistas are highly visible signs of this fall's drought.

Less visible: Water flow in the Delaware River, which dropped to 60% at Trenton, the regional agency that oversees the river's use said Tuesday.

Officials with the Delaware River Basin Commission (DRBC) said they have released billions of gallons of ...Read more

SpaceX/SpaceX/TNS

SpaceX launches sixth Starship test flight, with Trump in attendance

SpaceX launched its Starship rocket system on its sixth test flight Tuesday, with Donald Trump in attendance at the company's Texas launchpad.

Trump's presence underscores the close ties SpaceX owner Elon Musk has established with the president-elect after pouring more than $100 million into his campaign.

The nearly 400-foot tall structure �...Read more

Jennifer Briggs/ZUMA Press Wire/TNS

SpaceX launches 6th Starship test flight, but diverts from booster catch attempt

ORLANDO, Fla. — SpaceX launched its sixth test flight of its powerful Starship and Super Heavy rocket from its Texas facility Starbase on Tuesday, but called off an attempt to catch the booster back on land like it did on the previous launch, but was able to successfully refire one of the upper stage’s engines while in space.

Liftoff ...Read more

Jennifer Briggs/ZUMA Press Wire/TNS

SpaceX aims for 6th Starship test flight from Texas today

SpaceX has lined up the sixth test flight of its powerful Starship and Super Heavy rocket from its Texas facility Starbase on Tuesday aiming for another catch of the booster back on land and a first-time refiring of one of the upper stage’s engines while in space.

Liftoff is targeted for a 30-minute window that opens at 5 p.m. EST from the ...Read more

Climate change is encouraging unsanitary toilet practices among vulnerable communities

Everyone knows that climate change has consequences, such as a higher likelihood of severe floods, hurricanes and droughts. But here’s a lesser-known problem: Climate change makes toilets more likely to break, which leaves people more likely to “go” outside.

That’s what colleagues and I found when we studied households across ...Read more

Carbon offsets can help bring energy efficiency to low-income Americans − our Nashville data shows it could be a win for everyone

Under pressure from customers and investors, many U.S. companies have pledged to voluntarily reduce their impact on the climate. But that doesn’t always mean they’re cutting their own greenhouse gas emissions.

A large number of companies are instead paying others to reduce carbon emissions on their behalf through projects that ...Read more

Wally Skalij/Los Angeles Times/TNS

Editorial: How California leaders can protect the environment from another Trump administration

Of the many ways Donald Trump’s return to the White House promises to upend federal policy, few are more predictable or damaging than the U-turn he and his allies threaten to take on climate change and environmental protection. Fortunately, California has considerable power to counter the onslaught.

Trump’s first administration rolled back ...Read more

Hans Gutknecht/Daily News/TNS

California water recycling plant gains $26 million to feed Lake Mead

Toilet water in Los Angeles will soon reduce the strain on Lake Mead, thanks in part to a $26.2 million boost that was announced Monday.

The recycled water will benefit Nevada and other states and tribes that depend on the lake for drinking water.

Named the Pure Water Southern California project, when it’s active, it will generate enough ...Read more

Sophie Norris/Courtesy the Grand Canyon Wolf Recovery Project/TNS/TNS

Reward of $100,000 offered in mysterious death of beloved Mexican gray wolf in Arizona

A beloved Mexican gray wolf, who was known among conservationists as a symbol of hope for the endangered species, was found dead under mysterious circumstances in Arizona.

Several agencies have pledged up to $103,500 in reward money for information that “leads to successful prosecution” of those responsible for killing the wolf, the U.S. ...Read more

Martin E. Comas/Orlando Sentinel/TNS

Springs group sues Florida environment agency over failure to adopt new rules

A nonprofit presented a clear demand in a new lawsuit against Florida’s environmental regulators: Follow the law and make your own rules to save Florida’s struggling springs.

The lawsuit, filed this month in Hernando County, comes nearly nine years after Florida lawmakers passed a measure that requires the Florida Department of ...Read more

Lawrence Livermore supercomputer is crowned world's speediest

The Bay Area has just won a coveted crown in computing, with a massive new machine at Lawrence Livermore National Laboratory deemed the most powerful system in the world.

Meet El Capitan, which churns through data at 1.742 quintillion calculations per second — think 1.7 followed by 18 zeroes — to simulate the testing needed to evaluate the ...Read more

Daniel Mears/The Detroit News/TNS

79 Michigan communities challenge state's solar, wind farm permit rules in court

LANSING, Mich. — Nearly 80 Michigan municipalities have challenged the legality of the state’s processing of permitting requests for large-scale solar and wind energy facilities — a controversial policy passed by Michigan Democratic lawmakers last year that diminishes local control.

The legal appeal, filed Nov. 8 in the Michigan Court of ...Read more

Your cool black kitchenware could be slowly poisoning you, study says. Here's what to do

LOS ANGELES — Go to your kitchen, grab your black spatula and throw it in the trash. Immediately.

That's the alarming message from a new study published in the journal Chemosphere. Cooking with any plastic utensil has long been seen as worrisome because heat can cause chemicals in the plastic to migrate into the food you're about to eat. But ...Read more

Paul Kitagaki Jr./The Sacramento Bee/TNS

California braces for climate conflict but aligns with Trump on forest management

SACRAMENTO — California leaders are bracing for a clash with Donald Trump on most environmental issues when he returns to the White House, but they’re surprisingly aligned with him on forest management.

Since his first term as president, Trump has blamed the state for its devastating wildfires, telling leaders to thin out its forest and ...Read more

Americans face an insurability crisis as climate change worsens disasters – a look at how insurance companies set rates and coverage

Home insurance rates are rising in the United States, not only in Florida, which saw tens of billions of dollars in losses from hurricanes Helene and Milton, but across the country.

According to S&P Global Market Intelligence, homeowners insurance increased an average of 11.3% nationwide in 2023, with some states, including Texas,...Read more

Apu Gomes/Getty Images North America/TNS

Surfboard lights might deter shark attacks -- but don't bet your life on it

LOS ANGELES — Australian researchers, who spent years towing seal-shaped decoys through waters infested with great white sharks, have determined that wrapping the lures in very bright lights — sort of like aquatic Christmas trees — seems to turn sharks away.

That's because, from below, sharks are accustomed to seeing the dark silhouettes ...Read more

John J. Kim/Chicago Tribune/TNS

Chicago-area water pollution may be stalling the spread of invasive carp

In a name-your-poison twist, a new study from the University of Illinois adds to the evidence that Chicago-area waterway pollution is slowing the relentless advance of the invasive silver carp.

Researchers turned their attention to a section of the Illinois River, about 50 miles from Chicago, where the silver carp’s progress stalled out more ...Read more

Joe Burbank/Orlando Sentinel/TNS

SpaceX launches from KSC on Sunday with Canaveral launch set for Monday

SpaceX executed a Sunday evening launch from Kennedy Space Center with a Monday launch attempt from Cape Canaveral on tap.

First up was a Falcon 9 rocket from KSC’s Launch Pad 39-A on the Optux X/TD7 mission to launch a geostationary communication satellite built by Northrop Grumman for the Australian company Optus at 5:28 p.m. ET.

This was ...Read more

Joe Burbank/Orlando Sentinel/TNS

SpaceX queues up KSC launch Sunday and Canaveral launch Monday

SpaceX is set for a Sunday evening launch from Kennedy Space Center with a Monday launch attempt from Cape Canaveral on tap.

First up is a Falcon 9 rocket from KSC’s Launch Pad 39-A on the Optux X/TD7 mission to launch a geostationary communication satellite built by Northrop Grumman for the Australian company Optus at 5:28 p.m. during a 4:29...Read more