The primary problem is the greenhouse effect. Greenhouse effect is when some gases (including CO2) absorbs some portion of sun's heat to make the atmosphere warm to support life. But when the amount of CO2 etc. increases in the atmosphere, it heats up more than it is required. So, by limiting CO2 emission, we can solve this problem.
Sensationalism is the act of heightening emotion while lowering accuracy.
Although most of the article will be the same information, the presenter will eventually drop the fact that the article is not entirely accurate. It is also harmful to the presentee, as they are misled into thinking somewhat fake news.
Huh... this seems to be an opinion question.
No matter, ill try.
It depends on the figure you look at. Partns would be B. governments? Could be all of them. I see how you got confused. Unles this is an opinion question, you may have to guess.