Humphry Davy demonstrates the principle of what became fuel cells.
William Grove invents the "gas battery" which is the first fuel cell.
Charles Langer & Ludwig Mond
Charles Langer & Ludwig Mond developed groove's invention & named the fuel cell.
General Electric invents the proton exchange membrane fuel cell.
Francis Bacon demonstrates a 5kw alkaline fuel cell.
NASA first uses fuel cells in a space mission.
The Development of Alternative Energy
The oil crisis prompts the development of alternative energy technologies PAFC
US Navy uses fuel cells in submarines.
Commercial & Industrial Locations
Large stationary fuel cells are developed for commercial & industrial locations.
Stationary Backup Power
Fuel cells begin to be sold commercially as APU & for stationary backup power
Honda begins leasing the FCX clarity fuel cell, electric vehicle.
Hydroelectric power accounts for 7-9 % of America's power supply.
Residential Fuel Cell
Residential fuel cell mirco-chp units became commercially available in Japan, also thousands of portable fuel cell battey chargers are sold.
Between 6% & 10% of u.s. electricity comes from hydropower, depending on water supply & annual rainfall
Projected Changes In Hydropower Generation In 2050
Scientist have found that while midlatitude areas will generally experience reductions in river flow & thus hydropoweer output, some ares, such as Northern Europe, East Africa, & Southwest Asia, will probably see a boost.