EVERYDAY SCIENCE

SCIENCE

ENVIRONMENTAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
To stabilize carbon dioxide in the atmosphere human emissions must
A
be kept at current levels
B
be decreased
C
be increased
D
grow exponentially
Explanation: 

Detailed explanation-1: -There are many ways to reduce greenhouse gas emissions from the industrial sector, including energy efficiency, fuel switching, combined heat and power, use of renewable energy, and the more efficient use and recycling of materials.

Detailed explanation-2: -If the world suddenly stopped burning fossil fuels the first of January next year, atmospheric CO2 would quickly stabilize. But temperature and sea level would continue to increase increase long after. Scientists refer to this delayed stabilization of temperature and other climate impacts as “climate commitment."

Detailed explanation-3: -“To achieve long-term stabilisation of carbon dioxide levels at around 550ppm will require cuts in global emissions of between 81% and 90% by 2300, and even more beyond that time.

There is 1 question to complete.