What has caused the destruction of about 80 percent of Poland’s forests?

[Poxs T]

a.farming collectives
b.acid rain
c.global warming
d.timber harvesting

 

[zapos_tornado_hurricane]

B. It's caused by that heavy pollution in the air

 

[max]

d. → timber harvesting (much of this deforestation is supposedly to eliminate a destructive tree beetle.)

 

[Shan]

b. acid rain