Description : By the end of 21st century, what is the estimate increase of temperature on earth?
Last Answer : The increase in temperature on Earth by the end of the 21st century is projected to be between 2.5 and 10.4 degrees Fahrenheit (1.4 and 5.8 degrees Celsius), depending on the ... these factors and the effectiveness of global efforts to reduce emissions and mitigate the effects of climate change.