As any other ancient civilization, the Sumerians were traders as well. And they had a few good reasons to do this.
Because they traded, their trading partners were less likely to attack them, because it would hurt their economy as well. Furthermore, they didn't produce everything they needed and traded those goods with goods which they produced too much of.
And lastly, through trade they could also get exotic goods which they would have never gotten otherwise.
Answer:
A portion of the Earth's atmosphere that protects the Earth from radiation
Answer:
Hey there!
The answer is true, making solar energy one of the most cost effective sources of energy.
Let me know if you need more help :)
Answer:
Bacteria
Explanation:
Bacteria such as Streptococcus thermophilus and Lactobacillus bulgaricus help curdle the milk which makes them into the cheese and yogurt we eat today.
I hope this helps! :)
Answer:
<u>Solid waste damps are seriously spoiling the environmental conditions in developing countries. An inefficient municipal solid waste management system may create serious negative environmental impacts like infectious diseases, land and water pollution, obstruction of drains and loss of biodiversity.</u>
Explanation:
i don't see any options!!