There are two following questions that need to be answered in a properly cited  well manner. Each answer should be about 1000 words, essay type and you should develop your own thoughts and make sure to argue for them clearly in the answers. Please explain in vivid details the problems and solutions and your argument against or with the cause. Be consistent with your argument all the way throughout the answers. These are the following two questions:

1.Water

Water that is pumped from aquifers is to some extent non-renewable, it would take very long time periods to refill these reservoirs. How should we deal with that scarcity?

2) Famine

Explain  Amartya Sen's entitlement concept to famine. What are its implications? and how can we prevent famine?

Please explain properly how to deal with these sustainability issues and what can we do in the future to prevent these changes to happen again?