There is no 'need' for us to eat meat, dairy or eggs. Indeed, these foods are increasingly linked to various human diseases and animal agriculture is an environmental disaster for the planet.
Heaven is here when time is not. To live without time means to live without friction, with no wear and tear. That is the space of non-engagement, non-interference.
Fertilizers are chemicals added to plants to help them grow. Important elements in fertilizers include nitrogen, phosphorus and potassium. Manure (animal waste) is also used as a fertilizer.
Poison ivy produces a skin irritant called urushiol. Touching poison ivy will cause an allergic reaction, usually in the form of an itchy rash on the skin.
Plant matter found at the bottom of areas with water such as swamps can eventually turn into coal due to a process called metamorphosis (changing form).
Onions might taste good but they can be painful to chop. A gas is released when you cut onions that irritates you eyes, the tears you produce while this happens are your body's way of washing it from your eyes.