Open Educational Resources
A curated collection of teaching materials
Isla urbana
Description: Isla Urbana is a project that promotes the harvesting and use of rainwater in Mexico, particularly in communities with limited access to clean drinking water. By installing rainwater harvesting systems, the initiative aims to mitigate the water crisis,...
¿Es posible sembrar agua?
Description: This video introduces the water sowing technique, which is used by a coffee grower in Antioquia, Colombia to conserve water sources on his farm. A mixture of sea salt, brown sugar and gravel or river stones stimulates water retention and filtration in the...
Breve historia de la desecación de los lagos del Valle de México: desde Tenochtitlan hasta el nuevo aeropuerto internacional
Description: This article outlines the historical process by which the lakes in the Valley of Mexico were dried up, from colonial times to the present, and highlights the environmental and cultural implications of this process. Teaching ideas: Students can begin by...