Answer:
Planting more trees can reduce carbon dioxide in the atomsphere and making new forests as well.
Explanation:
The trees will absorb the carbon dioxide for photosynthesis
(Sorry if this wasn't what the question meant)
Answer:
D. Spain
Explanation:
Every other country on the list possesses nuclear weapons. The reason why Spain has none is that Spain plays a big role in supporting a world free of nuclear weapons. There are many activists and organizations in Spain that aim to raise awareness of the dangers that nuclear weapons pose to the global population. More than 90 Spanish parliamentarians are in favor to ban nuclear weapons.