The process of making corn tortillas - the filling, age-old traditional food throughout much of Mexico and Central America - pollutes huge volumes of water and consumes a great deal of energy.
Mexican scientists are working to make "nixtamalization," the ancestral technique for preparing maize to be made into tortillas, a more environmentally sustainable process.
The Mexican company BioFields will begin production in 2014 of an algae-based biofuel at a site 300 kilometres from its border with the United States, which is likely to be its biggest customer.
A biological process in which blue-green algae produces ethanol will be the basis for fuel production by a Mexican company beginning next year.
Four sculptures in human forms, made of concrete, will be submerged in November in the Mexican Caribbean - the first of 400 figures that will comprise the world's largest underwater museum.
In the ocean depths off the coast of southeastern Mexico, galleries of human sculptures are to be installed as an artistic attraction with environmental ends.
Federico Martínez was born in a land of hurricanes. As a young boy in Mexico he saw the wind uproot trees and roll wooden houses "as if they were shoe boxes." As an adult, he developed a house that can withstand winds up to 300 kilometres per hour and floods three metres deep.
Over a span of eight years, a Mexican engineer visited areas thrashed by hurricanes. His goal was to design a home capable of withstanding nature's worst.
In the last two years a Mexico City hospital, kindergarten and municipal government office building have experimented with plant-covered rooftops. Today, workers and visitors are enjoying the benefits.
In Mexico City there are more than 8,000 square meters of public building rooftops covered with vegetation. This novel approach for bringing green to the cities is now reaching hospitals and kindergartens.
Graciela González answers phone calls, organises meetings and gives interviews as part of her work to save a river from ecological disaster. Thousands of kilometres away, farmer Gonzalo Rodríguez helps take air samples in a region polluted by petrochemicals.
Two worlds join forces in Mexico -- academia and common folk -- to confront environmental problems.
Many solutions for sustainable development in Mexico lie in the scientific and technological training of its younger generations, say academics. But students in this country, where everyone wants to be a doctor or accountant, are ignoring those fields.
The suspension of classes in Mexico due to the swine flu epidemic is not the only reason science and technology university courses have been nearly deserted.
Antonio Moreno is the banquet manager of a four star hotel in the south-eastern Mexican resort city of Cancún, but for more than a year his duties have included digging through the trash.
Cancún, a resort destination in Mexico, began to lose tourists who were demanding a more natural vacation. As a result, several companies have set out on the path towards a more sustainable hotel industry.