Lucy Caliente II – Solar thermal collector – report

“Lucy Caliente II” Solar thermal collector for domestic hot water heating Done! I am proud to report that the hot water collector “Lucy Caliente II” went into operation last weekend. It provides now emission-free and hot water for showers for the residents of the community of Omek Ka Ha. Development…

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Earthbag Building in Mexico

Introduction Earthbag construction is an inexpensive method to create structures which are both strong and can be quickly built. It is a natural building technique that evolved from historic military bunker construction techniques and temporary flood-control dike building methods. The technique requires very basic construction materials: sturdy sacks, filled with…

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