Mexican start-up fights air pollution with artificial trees
Trees are one of the best things we have to clean the Earth's air, but they have certain drawbacks: they need time and space to grow.
Aug 15, 2019
1
694
Energy & Green Tech
Sorted by popular
Energy & Green Tech
A cooling system without harmful refrigerants
A discovery from 1917 becomes viable for the future. A team of researchers at the Fraunhofer Institute for Physical Measurement Techniques IPM is developing efficient magnetocaloric cooling systems that make do without harmful ...
Aug 2, 2019
0
355
Engineering
Green hydrogen could reach economic viability through the co-production of valuable chemicals
It already works: there are several approaches to using solar energy to split water and produce hydrogen. Unfortunately, this "green" hydrogen has so far been more expensive than "gray" hydrogen from natural gas.
Oct 5, 2023
0
355
Energy & Green Tech
Silicon heterojunction solar cells with up to 26.81% efficiency
Solar energy is the cheapest and most accessible form of energy. Now, it promises to be more efficient than ever. Scientists from a Chinese solar technology company have developed a new type of solar cell that could be a ...
May 9, 2023
0
354
Energy & Green Tech
Development of stretchable and printable free-form lithium-ion batteries
A Korean research team has developed a soft, mechanically deformable, and stretchable lithium battery that can be used in the development of wearable devices, and examined the battery's feasibility by printing them on clothing ...
Mar 25, 2022
2
354
Energy & Green Tech
Pollution-free hydrogen: green energy breakthrough?
Scientists said Tuesday they have developed a way of extracting hydrogen from oil without releasing greenhouse gases—a breakthrough they hailed as a "silver bullet" for cleaner energy and the climate.
Aug 20, 2019
0
2372
Energy & Green Tech
First fully rechargeable carbon dioxide battery with carbon neutrality
Lithium-carbon dioxide batteries are attractive energy storage systems because they have a specific energy density that is more than seven times greater than commonly used lithium-ion batteries. However, until now, scientists ...
Sep 26, 2019
0
3733
Energy & Green Tech
Installing solar panels over California's canals could yield water, land, air and climate payoffs
Climate change and water scarcity are front and center in the western U.S. The region's climate is warming, a severe multi-year drought is underway and groundwater supplies are being overpumped in many locations.
May 3, 2021
0
352
Energy & Green Tech
This small German town took back the power—and went fully renewable
The case for ambitious and transformative environmental policy is being made with increasing fervor and a series of "Green New Deals"—a reference to Roosevelt's economic reform program in the 1930s—have been proposed over ...
Dec 6, 2019
3
14122
Engineering
Scientists illuminate barrier to next-generation battery that charges very quickly
New lithium metal batteries with solid electrolytes are lightweight, inflammable, pack a lot of energy, and can be recharged very quickly, but they have been slow to develop due to mysterious short circuiting and failure. ...
Jan 30, 2023
2
933
