Eco-tourism involves people travelling to beautiful but environmental sensitive place. Such trips are usually carried out with a(n)    1    guide. Over recent years, this type of travel has been steadily gaining    2    as more people search for new travel experiences.

It is obvious that eco-tourism is beneficial in many aspects. First, all the money spent by the tourists is used to    3    the important environmental spots they visit. Second,it helps visitors to better understand the environment, which is sure to    4    their knowledge of the world. Furthermore, this style of travel is also more    5    of the local culture.

Compared to normal tourists, eco-tourist use energy more    6    , save water and produce less rubbish by finding ways to recycle it. These behaviors have a(n)    7    and lasting effect on the local environment.

Two things are needed to make eco-tourism a success. First, it should be done in small groups. And second, because it requires great effort, both eco-tourists and    8    must be sincere in their devotion to improving the environment. Green travel provides local people with jobs in parks, hotels and shops. One great achievement of eco-tourism has been the    9    of ilegal hunting. Former hunters can now work as guides to help keep the animals safe in their natural surroundings. Peru is one country using eco-tourism to promote respect for the environment. It's able to take better care of its rainforests because of    10    on more sustainable travel. In addition to this, local people's living-standards have improved. Many others are now following Peru's example and using eco-tourism to preserve their environment for the future generations.