Chloroplasts capture light energy to conserve free energy in the form of ATP and reduce NADP to NADPH through a complex set of processes called photosynthesis. (fossilmuseum.net)
Through a magical process called photosynthesis, trees suck CO2 out of the air, turn the C into cellulose (wood), and release the O2 (oxygen) back into the air. (blog.nature.org)
Plants convert carbon dioxide to oxygen during a process called photosynthesis, using both the carbon and the oxygen to construct carbohydrates. (sciencedaily.com)