撰写高中英语作文时，使用模板可以帮助学生组织思路和结构。下面是一个关于“环境保护”的500字左右的英语作文示例，它包含了引言、正文段落以及结论。
Title: The Importance of Environmental Protection
In today's world, environmental protection has become an urgent issue that requires immediate attention from everyone. As the population grows and industrialization accelerates, our natural resources are being depleted at an alarming rate, leading to serious environmental problems such as global warming, air pollution, and water scarcity.
Firstly, global warming is one of the most pressing issues caused by human activities. The excessive emission of greenhouse gases, mainly carbon dioxide, has led to a rise in Earth's average temperature, causing extreme weather conditions like hurricanes and droughts. Secondly, air pollution is another critical problem. Factories and vehicles emit large amounts of harmful gases into the atmosphere, which not only affects the health of people but also leads to acid rain, damaging crops and buildings. Lastly, water scarcity is becoming more severe due to pollution and overuse. Many rivers and lakes are contaminated with industrial waste and sewage, making clean water increasingly scarce.
Therefore, it is essential for us to take action to protect the environment. Governments should enforce stricter regulations on emissions and promote renewable energy sources like solar and wind power. Additionally, individuals can contribute by conserving water, recycling, and reducing their use of plastic products. Schools and communities can organize clean-up drives and tree-planting events to raise awareness about environmental issues and encourage participation in conservation efforts.
In conclusion, environmental protection is not just a responsibility but a necessity for the survival of our planet. By working together, we can make a significant difference in preserving our natural resources and ensuring a sustainable future for generations to come.
以上是一篇关于环境保护的文章，它从引言引入话题，然后通过三个段落详细讨论了全球变暖、空气污染和水资源短缺这三个环境问题，并提出了相应的解决措施。最后总结了保护环境的重要性。希望这个模板能够帮助到你。