scarcity in resources ( especially water scarcity) and its impact on the future

This request is for an introduction for a research paper of 2 pages maximum. The following outlines need to be covered by using the attached statistics of water consumption: * A paragraph about scarcity in resources in the world and the importance of conserving them. * A paragraph about scarcity of resources in the Kingdom of Saudi Arabia. * A paragraph about scarcity of water in the world and the importance of conserving it. * A paragraph about scarcity of water in the Kingdom of Saudi Arabia. please add references if used