Energy and Environment：練習問題

In the "3Rs" of environmental protection, what does the term Recycle mean?

How does deforestation (the large-scale cutting down of trees) contribute to global climate change?

In the context of environmental conservation, "reduction at source" is a key principle for sustainable development. Which of the following initiatives best demonstrates this principle in relation to energy use?

Which of the following natural resources is a fossil fuel formed from the remains of ancient plants over millions of years?

While renewable energy is better for the environment, many countries still rely heavily on non-renewable energy. Which of the following is a characteristic of non-renewable energy sources like coal or oil?

Explain why saving electricity at home is an important part of practicing green living. Provide two simple actions a family can take to reduce their electricity use.

Explain the specific role of carbon dioxide in the enhanced greenhouse effect and describe two different ways this warming process can lead to the extinction of animals in polar or tropical regions.

Global climate change is a significant environmental issue. Explain one major human activity that contributes to climate change and describe two specific ways its impact affects human lives and the natural environment.

Water is one of the most important natural resources on Earth.
(a) State one reason why it is necessary for humans to treasure and make good use of water resources.
(b) Suggest one practical way to save water while performing household chores.
(c) Suggest one practical way students can save water while they are at school.

Energy resources are essential for our daily lives but can have different impacts on our surroundings.
(a) Between wind energy and natural gas, identify which one is a renewable source of energy.
(b) Describe one negative impact that over-using non-renewable energy resources has on the natural environment.
(c) Briefly explain what it means for a family to practice green living in their daily life.