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Temperature: temperature is a physical quantity that expresses hot and cold. Temperature is thermal energy present in all matter in the source of heat energy when a body is in contact with another that is colder. Temperature is measured with a thermometer.
The global climate is projected to continue to change over this century and beyond. The magnitude of climate change beyond the next few decades depends on the amount of heat trapping gases emitted globally and how sensitive the Earth's climate is to those emissions causing this global warming. Global warming is bad for human health in countless ways. Rising temperatures climbing across the globe cause he ways. Heat waves cause dehydration and heat stroke especially in the elderly, children and the poor. The air quality from global warming causes pollution from burning fossil fuels.