More frequent droughts and shifting precipitation patterns lower water levels in rivers, lakes and streams, leaving less water to dilute pollutants. Higher temperatures cause more frequent algal blooms and reduce dissolved oxygen levels, both of which can cause fish kills and do significant harm to ecosystems.
Answer:
a. Cities and towns were established, and humans had more time for leisure activities.
Explanation:
- The agricultural revolution is also called as the green revolution and is associated with the technological advancements and the rise of the mechanized system of labor and the increase of large far input-puts and thus the humans had more time with the leisure activities. And thus began the dawn of a newly industrialized and civilized social society.
Where is the map my friend..
Thanks!
C is correct answer.
Tonga is an archipelago of high/and low islands.
Hope it helped you.
-Charlie