Altruism is a term used to describe doing for the other as an act of good, or for the sake of, whatever the reason for such action performed is a philosophical question.
Business, as usual, is a term used in the scenario for future world patterns of energy consumption and greenhouse gas emissions which assumes that there will be no significant changes in attitudes and priorities.
Complexity is a term used to describe technically, an interconnected network of components that cannot be characterized by a few rules.
Deep Ecology, In 1973, Norwegian philosopher and mountaineer Arne Næss introduced the phrase deep ecology to environmental literature.
El Niño a current of warm-water that periodically flows along the coast of Peru and Ecuador.