The sensation of thirst is a protective body response

2. Water is essential because: 
cells and organs rely on it 
it helps regulate body functions 
flushes out the waste products 

4. Changing existing poor food selection habits: 
will cause a decrease in brain performance 
can lead to improved school performance 
can be accomplished by skipping a meal 
will have no effect on a person’s health 

Honestly "global warming" may be a slight possiblity, however they called it "climate change" because its not real, in fact we had one of our coldest days here not too long ago, and the "issues" with this subject is a blindfold for actual problems.

Scissors and a seesaw both cut things that’s the only comparison