Question
What are some human activities which might cause oxygen levels in the atmosphere to drop dramatically?
Read this:
http://www.ecology.com/dr-jacks-natural-world/most-important-organism/index.html
Then ask what would happen if we poisoned off the algae. This could easily happen with all the pollution ewntering the ocean through waterways.
The burning of fossil fuels consumes oxygen.
Read this:
http://www.ecology.com/dr-jacks-natural-world/most-important-organism/index.html
Then ask what would happen if we poisoned off the algae. This could easily happen with all the pollution ewntering the ocean through waterways.
The burning of fossil fuels consumes oxygen.