目前，“生态旅游”渐渐流行起来。“生态旅游”有其优缺点：
优点
1) 让人们接近大自然；
2) 了解当地的风俗习惯；
3) 活跃当地的经济。
缺点
1) 人多集中于一地，给当地的环境带来不利影响；
2) 对当地的动植物造成伤害；
3) ……
针对表中的信息，谈谈个人的看法，并为游客提出合理的意见或建议。要求：字
数120左右。 参考词汇：生态旅游：ecotourism
Ecotourism has advantages and disadvantages.People visiting the country
to enjoy nature and learn about the native cultures and customs makes
the economy of the local areas develop more rapidly.But ecotourism has
side effect on the wild areas. Some visitors often fail to understand
that thousands of people visiting an area can cause great harm to the
environment. Some are sometimes so careless that they leave food, waste
paper, bottles and cigar ends behind. They harm plants and animals
which are important to a local culture. So I appeal to action being
taken to protect the environment. Tourists should be aware that they
ought to leave nothing but their foot prints in a local area so
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