Eco-engineers Dick Strawbridge and Jem Stansfield visit a traditional ranch in Spain. To convert it to renewable energy, they must overcome extreme heat and push their mechanical skills to the limit.
Dick and Jem head to Andalucía in their eco-friendly workshop to help one farmer pump enough water from his well to sustain his cattle.
Dick and Jem devise radically different solutions to farmer Jesus' water problem.
Dick harnesses wind power using a traditional windmill pump while Jem pushes his inventive boundaries to the limit with a Stirling engine.
Producer: National Geographic
Planet Mechanics - 4- Solar Paella