Climate change catalyst
Human made emissions
CO2 is primarily emitted through human activities such as burning fossil fuels, which are used to generate electricity, heat buildings, power transportation, and fuel industrial processes. Power and transportation sectors are the largest sources of CO2 emissions, while US, China and India are the top emitters.
Harmfull impacts on humans and nature
CO₂ is necessary for breathing in the human body. CO₂ also regulates the blood’s pH value. However, too much carbon dioxide can be harmful to humans, high concentrations affect respiratory functions.