Tropical Rainforests: from carbon sink to source?

Tropical rainforests cover 6% of Earth’s surface, but their soils contain nearly 30% of the total global soil carbon stocks, making them one of the most important carbon sinks on Earth. Yet, ironically, tropical rainforests are also the largest natural source of carbon dioxide on Earth. Plant material grows, decays, and makes way for new read more Tropical Rainforests: from carbon sink to source?