Read the following passage and fill in the blanks with the suitable words in the box.

Trawl and tourism are very (1) to millions of people over the world. In every country you (2) find people that work in travel and tourism. Some countries need the money (3) tourism to help their people survive. It is (4) for these places that travel and tourism continue to expand and bring money to their regions.

However, travel and tourism have negative (5) . Planes, buses, boats and other means of (6) that carry travellers and tourist cause pollution. Moreover, some people do things on a holiday they would never think (7) doing at home. For example, many travellers use a lot of water and electricity when they stay in hotels.

They forget to turn off the (8) or even leave televisions and air conditioning units on when they leave the room. On top of that, it is often difficult or impossible (9) travellers to recycle items, so they end up leaving large amounts of waste behind. That’s (10) it isimportant for people to travel wisely and respect the places they visit.