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Whipped cream made from bacteria could be the future
Bacteria-based whipped cream could be the future, researchers say. Food researchers have developed a fat-free prototype of the much-beloved substance using bacteria instead of milk fat—in both velvety...
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Turning CO2 solid could allow underground burial
New research examines the chemical processes involved in converting carbon dioxide gas into a solid that could be buried beneath Earth’s surface. In addition to recommending a drastic curtailment and,...
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Guidelines for soy don’t protect tropical forests in Brazil
To protect tropical forests in Brazil, commodities traders have made voluntary commitments to avoid buying soybeans grown in areas that have recently been deforested. That’s not enough, two studies...
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Dams could help feed the world, but at what cost?
Dams could play a significant role in feeding the world more sustainably, but they should only be used as a last resort, researchers say. The researchers quantified how much water storage would be...
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Get the rich, not the poor, to live sustainably
Ensuring that everyone has access to minimum resources and services while also safeguarding the stability of the Earth’s environment requires drastic societal transformation, a study shows. The new...
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Plastic pledges from top companies don’t mean much
Although 72% of the top 300 companies on the Fortune Global 500 list have made some form of voluntary commitment to reduce plastic pollution, few have prioritized reducing their use of virgin plastic,...
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Biodiversity and habitat both affect bee health
Efforts to promote the future health of both wild bees and managed honeybee colonies need to consider specific habitat needs, such as the density of wildflowers, say researchers. At the same time,...
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Umami gives plant-based menu a Christmas taste
Boosting the umami is key to pulling off a delicious and plant-based Christmas dinner, says a food engineer. Food scientist Charlotte Vinther Schmidt, postdoctoral researcher at the University of...
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Is it raining? Turn off the automatic sprinklers
People who don’t habitually turn off their automatic sprinklers are wasting water, say researchers. In Florida, with a population of 22 million, a figure projected to hit 27.8 million by 2050,...
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Fertilizer could be made much more sustainably
Researchers have shown how nitrogen fertilizer could be produced more sustainably. This is necessary not only to protect the climate, but also to reduce dependence on imported natural gas and to...
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Electric vehicles would benefit 90% of US households
More than 90% of vehicle-owning households in the United States would see a reduction in the percentage of income they spend on transportation energy if they switched to electric vehicles, research...
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The case for eating pulses (and what they are)
People aren’t eating pulses—a category of food that includes beans, lentils, and peas—due to lack of awareness and tradition, research in Europe finds. Pulses, which have two- to three-times the...
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Reusable take-out container benefits go up with use
The number of times a reusable take-out container gets used is a key factor affecting how sustainable it is, a new study indicates. In an effort to reduce plastic waste in the restaurant...
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Expert: Fake meat won’t have a huge eco impact
Plant-based and lab-grown meat substitutes aren’t likely to eliminate livestock agriculture’s climate and land use impacts anytime soon, says environmental scientist David Lobell. “…if I had money to...
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Color-changing material could warm or cool buildings
A chameleon-like building material changes its infrared color—and how much heat it absorbs or emits—based on the outside temperature. On hot days, the material can emit up to 92% of the infrared heat...
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Mystery solved: Why switchgrass takes the summer off
Researchers have solved a puzzle that could help switchgrass realize its full potential as a low-cost, sustainable biofuel crop and curb our dependence on fossil fuels. Among switchgrass’s attractive...
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Engineered wood gets stronger while trapping CO2
A new engineered wood traps carbon dioxide through a potentially scalable, energy-efficient process that also makes the material stronger for use in construction. Structural materials like steel or...
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Two diets have highest emissions, lowest quality
In a new comparison of popular diets, keto and paleo diets scored among the lowest for overall nutritional quality and the highest on carbon emissions. The keto diet, which prioritizes high amounts of...
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Fluorescent corrosion protection material repairs itself
Researchers have developed a way to protect against corrosion after a chance discovery. The material glows in places where it is not damaged, repairs itself, and can be reused multiple times....
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Enzymes split cotton from polyester in fabric blends
Researchers report using enzymes to separate blended cotton and polyester fabric, an advance that could lead to reduced textile waste. Ultimately, they hope their findings will lead to a more efficient...
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