Question

What are the major threats for water as a resource? Suggest methods for water conservation. what this sentence means ( threat and others please explain it to me )

Answer 1

Answer:

Ground and surface waters are connected and overuse of ground water can reduce and in extreme example diminish the water-supply of Lake, river, and stream . in coastal region, over pumping ground water can increase salt water intrusion which result in the contamination of ground water supply