US Treasury Secretary Janet Yellen warned Monday that production of key clean energy inputs are currently concentrated in a few countries. US Treasury Secretary Janet Yellen stressed Monday the need…
Tag: Energy & Green Tech
US to invest $1.2 bn in plants to pull carbon from air
US Secretary of Energy Jennifer Granholm. The US government said Friday it will spend up to $1.2 billion for two pioneering facilities to vacuum carbon out of the air, a…
Boosting concrete’s ability to serve as a natural ‘carbon sink’
Credit: Unsplash/CC0 Public Domain Damian Stefaniuk is a postdoc at the MIT Concrete Sustainability Hub (CSHub). He works with MIT professors Franz-Josef Ulm and Admir Masic of the MIT Department…
Rio Tinto to build largest solar plant in Canada’s north
Rio Tinto plans to install 6,600 solar panels at Diavik, a major diamond production center in northern Canada. Anglo-Australian mining giant Rio Tinto announced on Thursday that it will begin…
3 new offshore wind power projects proposed for New Jersey Shore; 2 would be far out to sea
Land-based windmills in Atlantic City turn on July 20, 2023. On Aug. 4, a German wind power company and a New York utility applied for permission to build an offshore…
The role of energy density for grid-scale batteries
Schematic comparison of battery energy storage systems using lithium-ion or flow batteries. (a) Lithium-ion BESS on cell and unit level have high energy density but cannot be employed indoors. (b)…
Big improvements in new probe design for smokestack emission monitoring
The NIST pitot tube (top) has a hemispherical face with five ports used to measure gas flows in three dimensions, which gives it a better ability to measure complex flows…
Hurricane Maria offered an opportunity to make Puerto Rico’s electric grid more resilient: It hasn’t happened
Credit: Unsplash/CC0 Public Domain After Hurricane Maria razed the electrical grid in Puerto Rico nearly six years ago, there was a lot of talk about making the energy system more…
Hollow carbon co-doped anatase titanium dioxide spheres hold promise for high-performance metal ion batteries
(a, b) Scanning electron microscopy, (c, d) transmission electron microscopy, (e, f) high resolution transmission electron microscopy and (g-i) energy-dispersive system mapping images of HS-TiO2. Credit: Li Zhaoqian By changing…
