Question

Hi everyone...good evening..
need your help

1. What is sustainable development?
2. what are contour barriers

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Answer 1

Answer:

hi good evening friend

Answer 2

Answer:

Hi dear...

• HERE IS YOUR ANSWER.
• 1.economic development that is conducted without depletion of natural resources.
• 2.Barriers built to follow contours, such as walls, mounds, lines of grass or brush, or trenches, prevent soil from being carried away by wind and rain. They also help slow the downhill movement of water, spread it over the soil, and sink it into the ground.
• PLEASE FOLLOW ME.