Answer: To reduce respiratory diseases and ocean acidification
Explanation:
The main reason why countries should work together to manage air pollution is due to the harmful effects on human beings and animals.
Air pollution makes the air polluted which is when inhaled by human being and aquatic animals.
There are many harmful effects of air pollution because animals and plants inhale carbon dioxide either present in air or gets dissolved in ocean water.
So, air pollution should be reduced.
<span>The oesophagus is the muscular tube in humans and most other vertebrate organisms that carries food from the pharynx, or throat, down to the stomach. It is lined with a thick, moist pink tissue called mucosa.</span>
The answer you are looking for would be Hypertonic