The Lung of the World Do you want to read and learn? Download Learning Material Stories index Topic 3: The Lung of the World A Hidden Treasure Wetlands threatened by urbanization Everything in its Rightful Place The impact of plastic on our oceans A Dangerous Change Atmosphere, climate change, and life on the planet The Guardian of Water Páramos endangered by conflicts of interest A Meeting Place Overuse of resources in the mangroves At the Center of the World Threats to the Sierra Nevada de Santa Marta Fountain of Life Illegal mining, overfishing, and other affectations for rivers