Search results for optimal balance

Materials Science Mar 2, 2022

Sewer treasure: Engineers reveal how to optimize processes for transforming wastewater sulfur to valuable materials

One person's wastewater is another person's treasure. A new Stanford University study paves the way to mining sewage for valuable materials used in fertilizers and batteries that could someday power smartphones and airplanes. ...

Agriculture Feb 25, 2022

A critical assessment of the 2006 Abuja Declaration for nitrogen use in Sub-Saharan Africa

In 2006, the Abuja declaration brought together states of the African Union to collectively recommend an increase in fertilizer nitrogen (N) use from 8 kg ha−1 to 50 kg ha−1 by 2015 to help enable sub-Saharan Africa ...

Environment Feb 17, 2022

Reducing negative impacts of Amazon hydropower expansion on people and nature

Rapid hydroelectric dam expansion in the Amazon poses a serious threat to Earth's largest and most biodiverse river basin. There are 158 dams in the Amazon River basin, with another 351 proposed; these projects are typically ...

Plants & Animals Feb 15, 2022

Stay on the sunny side: Optimistic animal foragers have better lives in behavior model

A positive-thinking bison, oryx or black bear has a better chance of a full belly and long-term health than a neutral-thinking or pessimistic one according to newly published research from Tal Avgar from the department of ...

Environment Feb 10, 2022

European diets need to change to reduce climate impact

The amount of poultry in European diets isn't conducive to an optimal circular food system, which prioritizes crops that produce healthy foods while reducing or reusing waste streams, a new Cornell University research finds.

Education Feb 7, 2022

Teachers can't keep pretending everything is OK. Toxic positivity will only make them sick

As children return to schools across the country, the outlook for teachers is bleak.

Archaeology Feb 1, 2022

Early humans placed hearth at optimal location in caves, for maximum benefit and minimum smoke exposure

A groundbreaking study in prehistoric archaeology at Tel Aviv University provides evidence for high cognitive abilities in early humans who lived 170,000 years ago. In a first-of-its kind study, the researchers developed ...

Space Exploration Jan 31, 2022

Hibernating for a trip to Mars, the way bears do

Hibernating astronauts could be the best way to save mission costs, reduce the size of spacecraft by a third and keep crew healthy on their way to Mars. An ESA-led investigation suggests that human hibernation goes beyond ...

Ecology Jan 31, 2022

Study explores how temperate rainforests can aid the fight against climate change

There is global recognition that woodland expansion could be one of the most effective solutions in the fight against climate change.

Plants & Animals Jan 27, 2022

What wintering squirrels can teach astronauts

When bears and ground squirrels hibernate in winter, they stop eating, lasting until spring simply on the fat reserves they've stored up in their bodies. Usually, this sort of prolonged fasting and inactivity would significantly ...

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