Why the overabundance in atmospheric carbon dioxide contribute climate change?

a. it cools down our planet

b. it causes more heat to be trapped, increasing temperature that result in global warming.

c. it doesn’t let uv rays to reach the earth, thus decreasing temperature in some parts of the planet.

d. it causes less heat to be trapped, thus decreasing temperature in some parts of the planet

B.

Explanation:

carbon dioxide is like a winter jacket around the whhole earth. It isolets us and causes heat.

B

Explanation:

carbon dioxide can absorb infrared radiation, that is the form in which the earth emits heat that has previously received form the sun. So, even though it is a tiny portion of our atmosphere (only 0.041%), CO2 captures a significant proportion of the heat that the earth emits towards the space and keeps it in the atmosphere making it hotter.  

a few examples of ethical concerns involving genetically engineering of humans include

-privacy of genetically tested people

- potential side effects

-long term effects