Who: 1. hey, do we know anyone who has strawberry milk? - мы знаем, у кого есть клубничное молоко? 2. i want to meet a person who has traveled the whole world. - я хочу встретить человека, который путешествовал по всему миру. 3. glasses of water were given to those who felt faint. - стакан воды давали тем, кто чувствовал слабость. which: 4. the wind which now blows at east. - сейчас, когда дует восточный ветер.5. it was the road which gave on to the highway. - это была дорога, которая вела к шоссе. 6. modern medicine has managed to cure the diseases, which were incurable not long ago. - современная медицина сумела лечить болезни, которые были неизлечимыми не так давно. that: 7. the police officer promised that they would find my lost purse. - полицейский офицер пообещал, что найдёт мой потерянный кошелёк. 8. the forecast says that it is going to rain tomorrow. - прогноз погоды говорит, что завтра будет дождь. 9. there are some animals that cannot jump. -есть некоторые животные, которые не умеют прыгать. 10. i looked out at the window and saw that the streets are covered with a huge layer of snow. -я выглянул из окна и увидел, что улицы покрыты огромным слоем снега.
1. "Carbon calculators" can help you to know how much CO2 is produced by you. 2. Almost one ton of CO2 per person may be produced during a flight across the Pacific Ocean. 3. That can be done by buying energy-efficient light bulbs, refrigerators, and other appliances. By installing solar panels, we can make homes and businesses greener. 4. It may be offsetted by walking, riding bicycles, and driving hybrid cars. 5. This article implies the need of reducing CO2 levels in the atmosphere. Because, otherwise it may lead to global warming.