Good News Notes: “A giant owl at risk of extinction was spotted in an African rainforest for the first time in more than 150 years. The rare Shelley’s eagle owl, observed by British researchers working in Ghana, hasn’t been seen in the wild since the 1870s, with the only other existing photograph a blurry image…
Tag: bauxite mining
Alternative cement with low carbon footprint developed
Good News Notes: “Researchers at the Martin Luther University Halle-Wittenberg (MLU) in Germany and the Brazilian University of Pará have developed a climate-friendly alternative to conventional cement. Carbon dioxide (CO2) emissions can be reduced during production by up to two thirds when a previously unused overburden from bauxite mining is used as a raw material….