You can start here by using some examples I listed:
Cause - Earthquake, explosion, forest fires, volcanic eruption
Effect - Floods, Homelessness, scarcity of clean water/ plumbing
Part 1: Earthquakes can cause flooding by ___.
Part 2: Forest fires can cause homelessness by ___.
Part 3: Volcanic eruption can cause tsunamis by ___.
The underlined blanks are the examples
After you're done with it make it into a paragraph and then boom you're done