Question

air pollution
global agreements
several laws have evolved to address air pollution issues, including human health and biotic planetary concerns. these combined efforts, alongside increasing awareness and advancing technologies, play a vital role in reducing air pollution and fostering a cleaner environment.

in 1979, the geneva convention became the first global agreement to tackle air pollution. recognizing that air pollution is a shared problem, this global commitment invites participation from countries worldwide.

in 1987, the montreal protocol signed by numerous countries, aimed to curtail the use of chemicals causing ozone layer depletion.

in 1997, the kyoto protocol expanded the focus to address climate change and greenhouse gases, fostering global cooperation. while many nations signed this protocol, the united states did not.

in 2015, the paris agreement promoted a global action plan to combat climate change and limit global warming, working to keep global warming below two degrees celsius.

which major country did not sign the kyoto protocol?

the united states

france

japan

canada

Explanation:

From the text, it says "In 1997, the Kyoto Protocol... While many nations signed this protocol, the United States did not". So the major country that did not sign the Kyoto Protocol is the United States.

Answer:

the United States