Question

What is the meaning of climate change?
1. Weekly change in weather parameters
2. Monthly change in weather parameters
3. Diurnal change in weather parameters
4. Long term (> 30) change in weather parameters

Answer 1

Correct Answer - Option 4 : Long term (> 30) change in weather parameters

The correct answer is Long term (> 30) change in weather parameters.

• Climate change describes a change in the average conditions such as temperature and rainfall in a region over a long period of time.
• It is a change in the statistical properties of the climate system that persists for several decades or longer usually at least 30 years. 
• It may be due to natural processes, such as changes in the Sun’s radiation, volcanoes or internal variability in the climate system.
• Sometimes, due to human influences such as changes in the composition of the atmosphere or land use.