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Technology

Why Researchers Are Excited About Perovskite Solar Cells

On the future of solar, a meaty lawsuit, and microplastics

Why Researchers Are Excited About Perovskite Solar Cells
Heatmap Illustration/Getty Images

Current conditions: Massive wildfires are still burning in the Texas Panhandle • Thailand’s “Royal Rainmaking” program starts today, in which planes seed clouds to induce artificial rain • It will be cold but sunny in Washington, DC, where a special hearing on the rights of people displaced by climate change is taking place.

THE TOP FIVE

1. Sierra Nevada braces for huge blizzard

A massive blizzard could dump up to 12 feet of snow on parts of the Sierra Nevada over the next few days. “Storm total snowfall from Thursday into early Sunday is currently projected at 5 to 10+ feet for elevations above 5,000 feet, locally higher amounts of 12+ feet are possible at peaks, with significant disruptions to daily life likely,” the National Weather Service said.

NOAA/NWS Sacramento

The storm threatens to close Donner Pass, the region’s main thruway, which usually sees 30,000 cars and 6,000 semi-trucks each day. Northern California, Oregon, and Washington state are all under winter storm warnings and wind advisories, with gusts over 55 mph expected.

2. Researchers see breakthrough progress on new kind of solar cell

Researchers out of MIT have published a “guidebook” for controlling and engineering perovskite solar cells. These cells could “redefine the solar energy landscape,” wrote Michelle Lewis at Electrek, “offering a tantalizing combination of high efficiency, low manufacturing costs, and the unique ability to be applied to a variety of substrates, from rigid glass to flexible materials.” But they degrade far too quickly, and struggle to maintain their efficiency in large modules, and these technical challenges have so far hampered their potential for commercial viability. In a new paper published in the journal Nature Energy, MIT researchers outline how to change the properties of the perovskite’s surface so that it maintains efficiency and lasts longer. “I think we are on the doorstep of the first practical demonstrations of perovskites in the commercial applications,” professor Vladimir Bulovic toldMIT News. “And those first applications will be a far cry from what we’ll be able to do a few years from now.”

3. Apple workers reportedly nicknamed doomed EV ‘the Titanic disaster’

More details are emerging about Apple’s ill-fated self-driving electric vehicle, which was reportedly scrapped this week. The secret car – codenamed “Project Titan” – had been in the works since 2014, and was the company’s attempt to protect itself from an anticipated slow-down in iPhone sales. Entering the car market seemed an obvious next step for the company. “Apple would do to cars what it did to phones,” said Tim Higgins at The Wall Street Journal.

But after several starts and stops and at least four project leaders, most employees knew it was going to fail. They even nicknamed it “the Titanic disaster,” according toThe New York Times. The project lacked clarity and identity. Was it a Tesla rival? A self-driving car? All of the above? “Project Titan’s ambitions became diminished, less compelling — from an electric, robot car, then just about perfecting autonomy, then just about an EV,” Higgins said.

One thing’s for sure, Project Titan was expensive, costing the company $10 billion in the end. “Developing the software and algorithms for a car with autonomous driving features proved too difficult,” the Times reported. With that car crash in its rear-view mirror, Apple plans to accelerate its work on generative AI.

4. New York sues world’s top meatpacker over net zero claims

New York state has filed a lawsuit against the world’s biggest meat producer, JBS USA, alleging the Brazil-based company has misled the public about its environmental impact, according toBloomberg. JBS has promised to be net zero by 2040, but the filing claims the company cannot possibly reach this goal and has no plan to do so. Food production accounts for one third of global greenhouse gases, and livestock alone produces nearly 15% of all emissions. JBS has annual revenues of more than $50 billion and its supply chain relies on thousands of farms in the Amazon, many of which overlap on Indigenous land and conservation areas, reportedThe New York Times. Last year JBS was found to have one of the lowest integrity scores among major companies that have made climate pledges. It is currently trying to get its shares listed on the New York Stock Exchange, but has faced fierce opposition from environmentalists, U.S.-based beef producers, and both Democrats and Republicans.

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  • 5. Oil and gas giants eye geothermal projects

    Major fossil fuel companies are investing big money in geothermal energy startups and projects, The Wall Street Journal reported. “Many of these companies are using the same technology employed by frackers, but instead of searching for oil and gas, they are looking for underground heat,” the Journal adds. That heat can be harnessed to provide constant carbon-free electricity, and startups like Fervo Energy are finding new ways to make drilling for geothermal energy much cheaper, as Heatmap’s Matthew Zeitlin recently reported. Fervo is raising $244 million in new funding, including $100 million from fossil fuel company Devon Energy. “Once the industry is proven, I would not be surprised for today’s oil-and-gas industry to either buy or build their way to be significant players in advanced geothermal,” said billionaire former Enron trader John Arnold.

    THE KICKER

    A new study suggests up to 90% of microplastics can be removed from drinking water if the water is boiled and then filtered.

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    Jessica  Hullinger profile image

    Jessica Hullinger

    Jessica Hullinger is a freelance writer and editor who likes to think deeply about climate science and sustainability. She previously served as Global Deputy Editor for The Week, and her writing has been featured in publications including Fast Company, Popular Science, and Fortune. Jessica is originally from Indiana but lives in London.

    Climate

    AM Briefing: Florida Erases Climate Change

    On DeSantis’s latest legislation, solar tariffs, and brain disease

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    Current conditions: Areas surrounding Milan, Italy, are flooded after intense rainfall • Chile is preparing for its most severe cold snap in 70 years • East Texas could see “nightmare” flash flooding today and tomorrow.

    THE TOP FIVE

    1. Biden expands solar tariffs to include bifacial modules

    The Biden administration is expanding existing solar panel tariffs to include the popular two-sided (or bifacial) modules used in many utility-scale solar installations. The solar manufacturing industry and elected representatives in states that have seen large solar manufacturing investments have been pushing to end the tariffs exclusion. With this move, the Biden administration is decisively intervening in the solar industry’s raging feud on the side of the adolescent-but-quickly-maturing domestic solar manufacturing industry, wrote Heatmap’s Matthew Zeitlin. Bifacial modules are estimated to account for over 90% of U.S. module imports. That amounted to some $4.3 billion of incoming orders in the first six months of last year. Developers who have contracts to buy bifacial panels that will be shipped within 90 days will still be able to import them without duties, and the tariffs also allow a quota of solar cells, which are later assembled into modules, to be imported without charges.

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    Sparks

    Biden Takes a Side in the Solar Industry’s Family Feud

    The administration is expanding tariffs to include a type of solar modules popular in utility-scale installations.

    Solar panels.
    Heatmap Illustration/Getty Images

    The Biden administration continued its campaign to support domestic green energy manufacturing via trade policy on Thursday, this time by expanding existing solar panel tariffs to include the popular two-sided modules used in many utility-scale solar installations.

    With this move, the Biden administration is decisively intervening in the solar industry’s raging feud on the side of the adolescent-but-quickly-maturing (thanks, in part, to generous government support) domestic solar manufacturing industry. On the other side is the more established solar development, installation, and financing industry, which tends to support the widespread availability of cheaper solar components, even if they come from China or Chinese-owned companies in Southeast Asia.

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    Economy

    The U.S. Oil Industry Is Full of Hypocrites

    A smooth transition to clean energy will require coordinating on oil prices — just not the way Scott Sheffield was doing it.

    A gas station attendant.
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    The Federal Trade Commission earlier this month threw sand in the gears of one of several big oil company deals currently in the works, the $60 billion acquisition of shale oil company Pioneer by Exxon. While the FTC didn’t block the sale, it said that Pioneer’s chief executive, Scott Sheffield, could not join Exxon’s board, as proposed in the merger agreement, because of his role in seeking to coordinate oil production and push up prices.

    It was yet another Rorschach test of the mid-transition — oil folk saw regulator overreach or pettiness under a Democratic administration, while climate campaigners saw shameless profiteering by the oil industry. What it really reveals is more complex: The illusion of laissez-faire oil markets; the disingenuousness (if not hypocrisy) of the U.S. oil industry; and the need for U.S. policymakers to take a much more interventionist stance in oil markets.

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