D．The support for renewable energy

　　解析：A　指代关系题。结合第二段．..there will be more extreme weather, like dry weather, rising sea levels and lack of food and water可知，这里的that指的是前面提到的extreme weather。指人们面对这些极端天气的时候，才会意识到它们的危险性。

　　2. What did Fox start to explain in his third film?

　　A．The centers of our value structures.

　　B．The correct response to climate change.

　　C．The terrible effects climate change causes.

　　D．The process of removing natural gas from the ground.

　　解析：B　推理判断题。结合第三段可知，在第三部电影中，Fox开始阐释我们内心的那些不变的价值体系，他认为这是应对气候变化的核心。

　　3．Why did Fox make a short list?

　　A．To call on people to join him.

　　B．To express his love for adventure.

　　C．To prove that filming is a difficult career.

　　D．To stress the difficulties they met as climate activists.

　　解析：D　细节理解题。由倒数第二段他列出的单子drowning, arrest, being run over by boats, being carried away in water into the Pacific Ocean, cultural disrespect and big waves可知，这些都是他描绘的，在拍摄电影的过程中，作为环境保护和气候变化的保护者所经历的艰难困苦。

　　4．According to Ella, which of the following is TRUE about moral imagination?

　　A．It tells us the way to success.

　　B．It makes us creative in thinking.

　　C．It encourages us to realize our dreams.

D．It helps us find the true meaning of life.