Tagged: Rare earths

Another solar efficiency record : 43.5 % 0

Another solar efficiency record : 43.5 %

As Treehugger reported last week, the Japanese company Sharp has broken another record : 43.5 percent of efficiency, to be compared with their previous record, 36.9% efficiency which had been reached in November 2011....

Recycling by the numbers 0

Recycling by the numbers

The New Ecologist proposes a series of interesting figures on recycling. Here are some of them : The recycling industry is worth $160 billion and employs globally 15 million people. Recycling aluminium needs only...