Choose the correct word

1. High levels of consumption are
   [draining|exhausting] the planet of its resources.
2. Most businesses are trying to find ways to
   [save|conserve] on shipping costs.
3. Solar panels are
   [controlled|powered] by the sun.
4. Supermarkets sell fresh
   [produce|outlet] such as fruits and vegetables.
5. The design of a skyscraper is a huge
   [challenge|exam] for architects.
6. The human population is
   [raising|rising] every year.
7. The price of food has
   [risen|advanced] in recent years.
8. Wind farms are
   [growing|springing] up throughout the countryside.