It also means that you have been that friend's number one best friend out of all of their friends as well, for two months. Red heart: After the yellow heart comes to the red heart â your BFF â if you remain each other's number one best friends for a period of two weeks.
Carbon dioxide is actually a very important greenhouse gas, and an important part of the process that makes Earth so pleasant to live on. The amount being generated, however, started to outstrip the Earth's abilities to handle it in the 20th century.nd CO2 is a greenhouse gas as is oxygen, water vapor and nitrogen. CO2 along with the other trap heat between the earths crust and the atmosphere, not letting it escape. This in turn raises the temperature of the earth.
Best Answer: The burning of fossil fuels releases stored carbon. This carbon combines with oxygen in the air and creates carbon dioxide. This gas is not directly dangerous to life on Earth; plants need it to make energy to live. Plants are the only machines on the planet that can process carbon dioxide.Plants inhale carbon dioxide and exhale oxygen, which the animals breathe.hy is gasoline bad for the environment? Okay, I know it's good to save gas and carpool and everything, but I need reasons why gas is bad for the enviorment.