1. New technolgies that are being used in schools are rainwater collections, geothermal A/C and solar photovoltaic power systems.
2. Rainwater harvesting - is when we get rain water and collect it into a big pipe
   photovoltalic- which are solar pannels
   geothermal A/C- steamed or hot water to use as power for air conditioning
3.  I pick and an core issue Sustainable Development
4. As we expand (humans) we must need to adapt to mother nature and use organic agriculture more often.
5. If we were to sovle this problem we should adapt to mother nature more.We should use less energy by make solar pannels.By doing so we could stop a big portion of greenhouse gases.