Climate - the weather conditions prevailing in an area in general or over a long period., Glacier - is an extremely large mass of ice which moves very slowly, often down a mountain valley., Global warming  - is the gradual rise in the earth's temperature caused by high levels of carbon dioxide and other gases in the atmosphere., Greenhouse gases  - are gases in Earth's atmosphere that trap heat, Carbon footprint  - the amount of carbon dioxide released into the atmosphere as a result of the activities of a particular individual, organization, or community., Fossil fuels  - a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms., Carbon dioxide  - a gas that is produced when people and animals breathe out or when certain fuels are burned and that is used by plants for energy., Nitrous oxide - a gas with a faint sweet smell that can be breathed in with oxygen to reduce pain, for example during childbirth or medical examinations, Speed up - to happen or move faster, or to make something happen or move faster, Coal - a hard, black substance that is dug from the earth in pieces, and can be burned to produce heat or power, or a single piece of this, Oil - the black oil obtained from under the earth's surface from which petrol comes), Enormous - extremely large , Huge - extremely large in size or amount,

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