Water Ecosystems

The video explores how temperature changes affect humans and animals, highlighting adaptations like thicker coats, hibernation, and migration. It discusses the impact of temperature on aquatic ecosystems, where fish seek deeper waters for stable temperatures. The video also covers the negative effects of chemicals like DDT and acid rain on water ecosystems, emphasizing the importance of producers in food webs. The conclusion reviews the challenges faced by aquatic ecosystems, which cover 70% of the Earth.

How do animals cope with cold weather according to the text?

What are some challenges that aquatic ecosystems face during summer?

Explain the impact of DDT on the water ecosystem as described in the text.

What is acid rain and how does it affect aquatic ecosystems?

Discuss the importance of water ecosystems as mentioned in the text.