Respuesta :

Answer:

Long term causes

  1. Fossil fuels
  2. Agriculture
  3. Forestry

Short term causes

  1. Littering
  2. Deforestation
  3. Fossil fuels / Greenhouse gases

Long term: fossil fuel combustion, industrial processes, agriculture, and forestry-related activities

Short term: oscillation between El Niño and La Niña conditions