1: Trees provide food and spices for humans and animals.
2:Trees protest the land on earth from erosion and wind. The roots compact the dirt to prevent the soil from being lose. They also are a shield to the wind when it passes through.
3:Trees produce oxygen for us to breath and remove the toxic carbon dioxide from the atmosphere. This increase our respiratory health and helps clear pollution and smog from the environment.
4:Trees are the source from wood that is sustainable.instead of participating in deforestation to build structures and objects, growing trees will provide and endless wood source.
5:Trees help filter water, they improve the quality of the water by slowing down the fall of rain and then putting it into the soil.
Militarism , Alliances, Imperialism and nationalism
Answer: coal burning factories and increased automobile usage has caused air pollution
Explanation:
