Remember when carbon dioxide (CO2) levels in the atmosphere hit a terrifying 400 parts per million (ppm)? That's number's old news now - concentrations just reached 410 ppm for the first time in millions of years...
Photo via Shutterstock For the first time in up to five million years, the concentration of carbon dioxide in our atmosphere is about to reach 400 parts per million (ppm)...
Photo via Shutterstock For the first time in up to five million years, the concentration of carbon dioxide in our atmosphere is about to reach 400 parts per million (ppm)...
- Popular Related Tags: global warming, mauna loa station, carbon dioxide, news, fossil fuels, nasa, environmental destruction, globalization, meat, heat trapping greenhouse gases
- Search for "mauna loa station" on our Eco Web Search