If precipitation exceeds evaporation then water can run off the hillsides and form standing water in the depressions or on a larger scale can form lakes of various sizes if it is normal for precipitation to exceed evaporation for most of the year.
Answer:
Sustainable development is very necessary for the present world.
Explanation:
There is a great need of sustainable development because in sustainable development, we fulfill the needs of present population and also take care the future generation by using the resources in a proper and efficient way. The example of sustainable development is the recycling of already used substances which reduces the use of resources and also the cost of the product.
Satellites help map the bottom of the ocean floor that we ourselves can not reach.