Bio-transforming Communities through the power of Engineering :-)

Re-powering for Clean Technology :-)))

Machado Palha Energy :-)


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motherearthnewsmag:

Build a Simple Solar Heater
This low-cost plan lets you turn any south wall into a source of free heat. [Find out how!]

By Gary Reysa
Illustration by LEN CHURCHILL

motherearthnewsmag:

Build a Simple Solar Heater

This low-cost plan lets you turn any south wall into a source of free heat. [Find out how!]

By Gary Reysa

Illustration by LEN CHURCHILL

BASF Video: Energy efficiency — The World in 2030 (by otsVideo)

SolarFuel Unternehmensvideo - Smart Energy Conversion (by SolarFuelGermany)