Most Recent Trends
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According to the Global Carbon Project, CO2 emissions from fossil fuel combustion and cement production reached 9.7 gigatons of carbon (GtC) in 2012, with a ±5 percent uncertainty range.This is the highest annual total to date—and it is 58 percent higher than emissions in 1990, the year often used as a benchmark for emissions trends.
Worldwatch Vital Sign Trend Explores the latest data on Military Spending
This Vital Sign Trend examines the socio-environmental benefits and drawbacks of modern mobile cellular technology.