Answer:
All
Explanation:
You would need carbon dioxide to be able to sustain life forms such as plants, warm enough temperatures to allow the development of animals, (because they cannot be frozen), they would, of course, need oxygen to allow anyone to breathe, and finally liquid water to sustain healthy life, because we must hydrate that is necessary for survival.
Answer:
The haze effect
Explanation:
When dust and ash particles block out sunlight and reduce solar radiation earth experiences the haze effect.
Answer:
Heart and nerve cells. Neurons also lose the ability to divide as they mature.
Explanation:
No, though if you want to be 100% safe, use a special mask, but if you don't have one just a cloth or scarf will let you to be safe for about 1 hour