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Just as smart electricity meters are touted as a way to better control energy consumption and waste, smart water meters promise to help cities
There are lots of ways to measure how efficient a thing or process is: miles per gallon, GDP per barrel of oil, lumens per
We have the technology we need to resolve the world’s most pressing environmental and sustainability problems. Unfortunately, we don’t have the human smarts to
Bringing electricity, more food and higher income to the world’s poor billions wouldn’t create much new stress for either the planet or the global