Leaves are very important for the tree's survival. They include chlorophyll, a green pigment that facilitates photosynthesis, a course of action central to some tree's existence. Through photosynthesis, leaves make use of the sun's Electricity to transform carbon dioxide within the atmosphere and drinking water from the soil into sugar https://succeedinlife.co.uk/the-ultimate-guide-to-choosing-the-best-cat-tree-scratcher/