Which of the following could be responsible for the most recent warming trend in the northern hemisphere?

Question

Quizplus · Accepted Answer

The increase in levels of CO2, which is a greenhouse gas, has been identified as the main cause of recent global warming. CO2 traps heat in the atmosphere, which leads to an increase in global temperatures. This warming trend has been most pronounced in the northern hemisphere due to the greater landmass and higher population density. The other choices (increase in volcanic eruptions, light-coloured particles in the stratosphere, decrease in energy emitted by the sun) are not responsible for the recent warming trend in the northern hemisphere.

Which of the Following Could Be Responsible for the Most