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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 told MIT 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 to The 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 to Bloomberg. 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, reported The 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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    Adaptation

    The ‘Buffer’ That Can Protect a Town from Wildfires

    Paradise, California, is snatching up high-risk properties to create a defensive perimeter and prevent the town from burning again.

    Homes as a wildfire buffer.
    Heatmap Illustration/Getty Images

    The 2018 Camp Fire was the deadliest wildfire in California’s history, wiping out 90% of the structures in the mountain town of Paradise and killing at least 85 people in a matter of hours. Investigations afterward found that Paradise’s town planners had ignored warnings of the fire risk to its residents and forgone common-sense preparations that would have saved lives. In the years since, the Camp Fire has consequently become a cautionary tale for similar communities in high-risk wildfire areas — places like Chinese Camp, a small historic landmark in the Sierra Nevada foothills that dramatically burned to the ground last week as part of the nearly 14,000-acre TCU September Lightning Complex.

    More recently, Paradise has also become a model for how a town can rebuild wisely after a wildfire. At least some of that is due to the work of Dan Efseaff, the director of the Paradise Recreation and Park District, who has launched a program to identify and acquire some of the highest-risk, hardest-to-access properties in the Camp Fire burn scar. Though he has a limited total operating budget of around $5.5 million and relies heavily on the charity of local property owners (he’s currently in the process of applying for a $15 million grant with a $5 million match for the program) Efseaff has nevertheless managed to build the beginning of a defensible buffer of managed parkland around Paradise that could potentially buy the town time in the case of a future wildfire.

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    Spotlight

    How the Tax Bill Is Empowering Anti-Renewables Activists

    A war of attrition is now turning in opponents’ favor.

    Massachusetts and solar panels.
    Heatmap Illustration/Library of Congress, Getty Images

    A solar developer’s defeat in Massachusetts last week reveals just how much stronger project opponents are on the battlefield after the de facto repeal of the Inflation Reduction Act.

    Last week, solar developer PureSky pulled five projects under development around the western Massachusetts town of Shutesbury. PureSky’s facilities had been in the works for years and would together represent what the developer has claimed would be one of the state’s largest solar projects thus far. In a statement, the company laid blame on “broader policy and regulatory headwinds,” including the state’s existing renewables incentives not keeping pace with rising costs and “federal policy updates,” which PureSky said were “making it harder to finance projects like those proposed near Shutesbury.”

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    Hotspots

    The Midwest Is Becoming Even Tougher for Solar Projects

    And more on the week’s most important conflicts around renewables.

    The United States.
    Heatmap Illustration/Getty Images

    1. Wells County, Indiana – One of the nation’s most at-risk solar projects may now be prompting a full on moratorium.

    • Late last week, this county was teed up to potentially advance a new restrictive solar ordinance that would’ve cut off zoning access for large-scale facilities. That’s obviously bad for developers. But it would’ve still allowed solar facilities up to 50 acres and grandfathered in projects that had previously signed agreements with local officials.
    • However, solar opponents swamped the county Area Planning Commission meeting to decide on the ordinance, turning it into an over four-hour display in which many requested in public comments to outright ban solar projects entirely without a grandfathering clause.
    • It’s clear part of the opposition is inflamed over the EDF Paddlefish Solar project, which we ranked last year as one of the nation’s top imperiled renewables facilities in progress. The project has already resulted in a moratorium in another county, Huntington.
    • Although the Paddlefish project is not unique in its risks, it is what we view as a bellwether for the future of solar development in farming communities, as the Fort Wayne-adjacent county is a picturesque display of many areas across the United States. Pro-renewables advocates have sought to tamp down opposition with tactics such as a direct text messaging campaign, which I previously scooped last week.
    • Yet despite the counter-communications, momentum is heading in the other direction. At the meeting, officials ultimately decided to punt a decision to next month so they could edit their draft ordinance to assuage aggrieved residents.
    • Also worth noting: anyone could see from Heatmap Pro data that this county would be an incredibly difficult fight for a solar developer. Despite a slim majority of local support for renewable energy, the county has a nearly 100% opposition risk rating, due in no small part to its large agricultural workforce and MAGA leanings.

    2. Clark County, Ohio – Another Ohio county has significantly restricted renewable energy development, this time with big political implications.

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