Justine Calma
Justine Calma
Reporting on climate, renewable energy, environmental justice @Verge @VergeScience. At my best, that girl past the breakers making lifeguards nervousSource
New York
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HP says it will slash emissions — and make sure its suppliers do, too

HP says it will slash emissions — and make sure its suppliers do, too

Filed under:It set big targets for 2030 and 2040HP pledged to slash its still-growing greenhouse gas emissions in half this decade, compared to 2019 levels. It plans to reach “net zero” emissions by 2040, meaning that it won’t release more climate pollution than it can draw down from the atmosphere.Those targets fall in line with is necessary globally to stave off the worst effects of climate change. It also follows climate commitments made recently by and . Apple has a faster-approaching deadline of achieving net zero emissions by 2030. Dell pledged in 2019 to cut planet-heating pollution...

April 20, 2021
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Could a "Crypto Climate Accord" erase cryptocurrencies’ carbon footprint?

Could a "Crypto Climate Accord" erase cryptocurrencies’ carbon footprint?

Filed under:It’s a long shot, and bitcoin probably stands in the wayA newly announced “” aims to erase cryptocurrencies’ legacy of climate pollution. That’s a tall order considering the enormous amounts of energy that the most popular cryptocurrencies — bitcoin and Ethereum — consume. The loose goals laid out in the plan so far face potentially insurmountable challenges.A 2040 target for the crypto industry to reach “net zero” emissionsThe “accord” is led by the private sector — not governments — and outlines a few preliminary objectives. It seeks to transition all blockchains to renewable...

April 8, 2021
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The EPA’s website makes climate change a priority again

The EPA’s website makes climate change a priority again

Filed under:The entire webpage on climate change was shuttered for four yearsAfter a four-year hiatus during the Donald Trump administration, the climate change webpage is back up on the Environmental Protection Agency website. Not only is climate change a “priority” once again at the agency, but information about how it affects Americans’ lives is now more accessible, inclusive, and interactive.“Climate facts are back on EPA’s website where they should be.”“Climate facts are back on EPA’s website where they should be,” EPA Administrator Michael Regan said in a yesterday.Information about...

March 19, 2021
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How scientists scrambled to stop Donald Trump’s EPA from wiping out climate data

How scientists scrambled to stop Donald Trump’s EPA from wiping out climate data

After hearing the news that then President-elect Donald Trump had appointed a to lead the Environmental Protection Agency transition team in 2016, Nicholas Shapiro, an environmental anthropologist, penned an urgent email to a dozen or so fellow scientists.He was worried that the EPA was about to be torn apart from the inside under Trump’s leadership. Others on the email thread were concerned that vital environmental data would be taken down from federal websites and destroyed. They’d just seen brutal attacks on science in Canada — irreplaceable scientific records were under conservative...

March 8, 2021
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IBM sets new climate goal for 2030

IBM sets new climate goal for 2030

Filed under:The company is focused on slashing emissions from its operationsIBM plans to get rid of its planet-heating carbon dioxide emissions from its operations by 2030, the company announced today. And unlike some other tech companies that have made splashy environmental commitments lately, IBM’s pledge emphasized the need to prevent emissions rather than developing ways to capture carbon dioxide after it’s released.IBM is pledging to do “all it can across its operations” to stop pollutingThe company committed to reaching net zero greenhouse gas emissions by the end of this decade,...

February 16, 2021
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Tesla’s $1.5 billion bitcoin purchase clashes with its environmental aspirations

Tesla’s $1.5 billion bitcoin purchase clashes with its environmental aspirations

Filed under:Tesla’s banking on a cryptocurrency that’s inherently inefficientTesla just gave bitcoin a big boost that’s likely to result in more greenhouse gas emissions from the energy-hungry cryptocurrency. After Tesla purchased $1.5 billion in bitcoin and that it will accept bitcoin as payment in the future, the price of bitcoin reached an all-time high.The price of bitcoin reached an all-time high“It’s hard to imagine, frankly a more credible endorsement than one coming from folks like Elon [Musk] who are inventing the future,” says Garrick Hileman, head of research at crypto asset...

February 9, 2021
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One day, your home could be made with mushrooms

One day, your home could be made with mushrooms

Filed under:Mushrooms bricks could replace concreteMushrooms are helping architects and engineers solve one the world’s biggest crises: climate change. These fungi are durable, biodegradable, and are proving to be a good alternative to more polluting materials.“Our built environment needs these kinds of materials,” says David Benjamin, founding principal architect at the firm The Living. “Different countries have really ambitious climate change goals, and this material could really help jump-start some of that progress.””Our built environment needs these kinds of materials.”Building...

February 2, 2021
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Online shopping has shifted recycling responsibilities to consumers

Online shopping has shifted recycling responsibilities to consumers

Filed under:More cardboard is piling up on curbsides than ever beforeThe fate of cardboard boxes in the US rests in the hands of consumers more than it ever has been before. In the past, brick-and-mortar retailers handled much of the leftover packaging from shipments. Malls and grocery stores usually send big bales of used but relatively clean cardboard to recycling programs so that they can be made into new boxes. Now, the rise of e-commerce, which started before the pandemic, has shifted more responsibility onto shoppers to properly dispose of boxes so that they can be recycled. Boxes are...

January 7, 2021
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Rome airport to allow passengers from the US to skip quarantine

Rome airport to allow passengers from the US to skip quarantine

Filed under:But relying on testing alone doesn’t guarantee safetyRome’s Fiumicino airport plans to welcome passengers from the US without requiring them to quarantine, as long as they test negative for the novel coronavirus multiple times. Fiumicino says it will be the first airport in Europe to offer the “COVID-tested flights,” creating what it calls “safe air corridors” between Italy and the US.It will test the idea out in December starting with flights from New York’s JFK airport, New Jersey’s Newark Airport, and Georgia’s Hartsfield-Jackson Atlanta airport. If those flights are...

November 26, 2020
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Exxon’s new Gulf of Mexico leases aren’t what they seem

Exxon’s new Gulf of Mexico leases aren’t what they seem

ExxonMobil’s spending spree during yesterday’s lease sale in the Gulf of Mexico was significant, experts say, because the company might use the area for something other than oil and gas extraction. Experts outside the company speculate that ExxonMobil wants to use Gulf waters for a novel purpose: sequestering captured carbon dioxide. The Biden administration auctioned off vast tracts of the Gulf of Mexico to oil and gas companies yesterday in one of the largest federal lease sales in recent years. The sale drew sharp criticism from environmental groups, which say that allowing new oil and...

Nov 18
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