Answer:
B
Explanation:
They're adding the increase to the already existing populaton. There were already 49, but 11-8 = 3, so there are now 52 meerkats.
Subtract the atomic number from the atomic mass to get the neutrons
Answer:
Human activities have a tremendous impact on the carbon cycle. Burning fossil fuels, changing land use, and using limestone to make concrete all transfer significant quantities of carbon into the atmosphere
One very specific way that humans caused changes in the atmospheric CO2 levels is the fossil fuels that the humans are burning is causing an increase in the CO2 levels. Other ways humans are doing this is by driving cars, deforestation, and an increased industrialization that releases CO2 into the atmosphere.
