Answer: a hydrosphere is a sphere of water in which the water cycle operates in a systemic matter so i guess you couold include the way it operates is in a systemic manner.
They wanted equal treatment that the people in Islam had that they weren't given in Hinduism. In Hinduism, each class is treated differently, the lower class treated the worst.
Answer: Tragedy of the commons
Explanation: Tragedy of the commons could simply be explained as the potential destruction or abuse of a communal resource which belongs to not one but group of people or a community due to unrestricted or unregulated access afforded to all members. The destruction or damage done is usually due to the self interest of members who are only guided by their own personal pursuit giving little or no regard to shared instruments, products, infrastructures or resources. In other to guard against 'tragedy of the commons' regulations and restrictions should be made to shield or protect shared resources.