God has designed most living things to breathe oxygen and to expel carbon dioxide as a waste product. But trees, and other plants as well as algae, absorb carbon dioxide from the atmosphere and expel oxygen. Trees are our friends.
I took this because of the way the snow was highlighting the branches.
I think it looks better on black.
I love the way trees work too, always fascinates me. Love the creative mind of God! You're right, nice on black. What a lot of snow you have at the moment,