Question

what is global warming​

Answer 1

Answer:

Global warming is the long-term heating of Earth's climate system observed since the pre-industrial period (between 1850 and 1900) due to human activities, primarily fossil fuel burning, which increases heat-trapping greenhouse gas levels in Earth's atmosphere.

Answer 2

Answer:

hi riya

Explanation:

Weather refers to the local conditions on the scale of minutes, hours, days, and even months to years: you can have an extremely wet month, warm winter, or rainy decade. Climate is an average of weather conditions over 30 years or more, and can be evaluated for a single location, large area, or globally.