We breathe in air, not straight oxygen. Attached is a pie chart showing roughly what percentage of what is in the air we breathe
News stories are basically divided into two types: hard news and soft news. Hard new generally refers to up-to-the-minute news and events that are reported immediately, while soft news is background information or human-interest stories. ... One difference between hard and soft news is the tone of presentation.Oct 13, 2011
As pollution and runoff get dumped into the ocean the acid levels go up causing acidification to happen. This harms animals, and us.
Because then you get a infection
Answer:
atmosphere and hydrosphere.
Explanation: