0:00 → 0:15Every morning, something extraordinary happens inside a leaf.
0:15 → 0:30Sunlight arrives, and a plant starts building its own food.
0:30 → 0:50Zoom past the cell wall and you reach the chloroplast.
0:50 → 1:10This is the factory floor, packed with a green pigment called chlorophyll.
1:10 → 1:30Six molecules of carbon dioxide, six of water, and a stream of light energy
1:30 → 1:50become one sugar molecule and six of oxygen.
1:50 → 2:20That oxygen is the air you are breathing right now.
2:20 → 2:50Photosynthesis is the quiet engine behind almost every meal on Earth.
