A few days ago, Treehugger reported that New York City has already experienced climate change. Temperatures are up and expected to rise higher--up to nine degrees above the norm. Water levels will also be higher, endangering the subway system and low-lying areas.
Quite a few cities have upscale markets brimming with organic produce and green goods such as cleaning supplies and detergents. While it's easy to find out which foods should be organic, and which do not need to be, do you really need an all-purpose cleaning spray made from lemon juice?
Aquaponics is ancient, but also revolutionary. The practice of raising fish and plants together, it's an ultra-efficient, sustainable closed loop when it's done right--waste water from the fish fertilizes the plants. The plants return the favor by then feeding the fish.