2.5 Trillion Tons. That’s how much CO2 we have dumped into the atmosphere in past 170 years. (A trillion is one thousand billion.) Need-to-Know: A trillion seconds adds up to nearly 32,000 years. We’re set to add as much as a 50 billion tons this year. Pretty soon the total will reach that
Our Three Trillion Ton Problem
Our Three Trillion Ton Problem
Our Three Trillion Ton Problem
2.5 Trillion Tons. That’s how much CO2 we have dumped into the atmosphere in past 170 years. (A trillion is one thousand billion.) Need-to-Know: A trillion seconds adds up to nearly 32,000 years. We’re set to add as much as a 50 billion tons this year. Pretty soon the total will reach that