climate anxiety       
noun [ U ] uk/ˈklaɪ.mət æŋˌzaɪ.ə.ti/ us/ˈklaɪ.mət æŋˌzaɪ.ə.t̬i/
 (因担心气候变迁造成的)气候焦虑
a condition in which someone feels frightened or very worried about climate change (= change or damage to the earth's weather systems, especially warming thought to be caused by human activity)
  Climate anxiety is affecting many people's mental health. 气候焦虑正在影响许多人的心理健康。 
 How can parents help a child who suffers from climate anxiety?
 - More examples
 - Giving your time to an environmental cause may help to ease climate anxiety.
 - A new global survey reveals that many young people are feeling the negative effects of climate anxiety.
 - His sense of dread fits into a range of feelings often referred to as climate anxiety.
 - Climate anxiety may be a perfectly rational response to the degradation of the natural world.