Please help explain the model from these 3 things

1_ atmosphere co2 concentration have increased over time.

2_the pattern is most likely DIRECTLY due to the process of fossil fuel combustion.

3_ the pattern is most likely indirectly due to the process of Diffusion into the atmosphere.

please explain these 3 things and explain the directly VS indirectly.

What happened to rosalind franklin in 1956?

What does it mean for a cell membrane to be selectively permable

Which excerpt from the land, part 4 best supports the claim that paul is a talented horseback rider? a/“figure that says more than anything else! now, i want to ride that stallion! " b/my daddy shook his head. "paul only rides horses he knows. ” c/? i glanced over at the other rider. the fellow was older than i, and had the weight of a man on him. d/a man out of alabama, man name of ray sutcliffe, told my daddy i was such a good rider, he wanted me to ride some races for him.