Which change would be considered a short-term environmental change? Check all that apply. an ice age an El Niño storm a small asteroid impact a tsunami mountain building

i think b, c, and d

Explanation:

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.