雅思大作文模板：物種減少的原因
動植物物種減少的原因
1. 命題中的decline 是什么意思?biodiversity:生物多樣性 the number of species in an ecosystem within a certain period of time. 生物多樣性：在某一具體時間段內一個生態系中所有物種數目的總和。
種群數：population
2. 原因：
l 工業:
l 農業:
l 人口增長
l 戰爭
l 都市化
l 燈光
l 道路
l 噪音
l 機場
l 火車站
解決方案：
l 基因庫
l 自然保護區
l 懲罰力度
l 政府+個人= 政策，宣傳，個人具體行動
l 法律+教育
264單詞 13個句子。
The key problem is why both the biodiversity and the population in the biota are negatively influenced. Another question the essay attempts to answer is how to effectively address this problem.
One of the most alarming reasons is that the increase in human population within the past several centuries exercises adverse impacts on both flora and fauna. Put it in detail, the growth of human population accelerates the development of various industries, including manufacturing, communication, transportation, and building. All these cut the area of habitats棲息地 of the animals and plants. They also pollute the environment.
Farming and fishing also contribute to導致 the disaster. In developing countries such problems are rather formidable. China is a convincing有說服力的 example, where the majority of the population is working as farmers or fishers. Farming undoubtedly forces the wildlife to live elsewhere. Noticeably, the application (use) of pesticides 農藥and chemical fertilizers 化肥in the farming land for the purpose of 為了。。。的目的high outputs 產量 further weakens減弱 the fragile脆弱的 balance in an ecosystem.
Other human activities such as wars and trading further undermine 毀壞，破壞the biota equilibrium平衡. The airplanes, railways, trucks, ships, and other transportation means (工具，手段)not only destroy the animals and plants by noise and lights, but also they consume 消費the fossil fuels燃油 which are conversed into 被轉化為。。。。。。harmful pollutants 污染物accumulated積聚，積累 in the atmosphere, waters, and soil.
To tackle處理 these problems, on the one hand it is necessary to use legal means法律手段 to censor 審核some human activities that might harm the environment. On the other hand, it is vital 重要的for people to be educated or enlightened啟蒙 so that they understand the importance of protecting animals and plants.
更多 雅思作文、雅思寫作、雅思范文、雅思作文范文、雅思高分范文、雅思作文評分標準，
請繼續關注 英語作文大全
本文地址：http://www.hengchuai.cn/writing/englishtest/ielts/28274.html
