ответь на вопросы: ни слова по ! с меня 20
text 1:
1) how is the surface of the earth heated?
2) what gases reflect heat back in the atmosphere?
3) why is amount of carbon dioxide in the atmosphere increasing?
4) what will be a worldwide rise in temperature in the next 100 years?
text 2:
1) what is the main reason of ecological problems?
2) what are the main ecological problems?
3) why should the ecological problems be a universal
4) what steps are taken to fight rcological problems ?
text 3:
1) what gases are called "greenhouse gases"
2) what is a "greenhouse effect"
3) what can be the ponetntial consequences of global warning?
