Fact 1: Cutting down trees has a negative impact on an ecosystem.

Fact 2: And, trees provide habitat for birds and animals.

Given the two facts above, answer the question "What is bad for ecosystems?" with the following options: 
- Pesticides
 - deforestation
 - harmful substances
 - Studying animal populations
 - Removing pollutants
 - Pollution
 - Fighting climate change
 - Removing habitats


 

        Removing habitats 