Without being prescriptive it is expected that a typical station configuration will consist of a primary tide gauge, two under water pressure sensor (secondary tide gauge), data logger, DCP geostationary satellite transmitter, modem, battery backup, solar panel, cables, mountings.

UNESCO: EDUCATION

We saw a number of Electric Imp demos and appliance ideas at the booth including a simple hand-held "detonator" toggle switch with LED, seven-segment counter, water level sensor, servo-controlled gauge, RGB light, power socket, Christmas light, power monitor, toy washing machine, 16x16 LED display and receipt printer (the latter two being combined to show the avatars and tweets of anyone mentioning the Electric Imp) -- all Internet aware.

ENGADGET: Hands-on with the Electric Imp at Maker Faire (video)

With its new water-resistant design, low-light camera sensor, and removable and rechargeable battery, the Looxcie HD lets users record and stream under nearly any condition, from snow sports to forest trails and sporting events.

ENGADGET: Looxcie HD brings 1080p and WiFi streaming to a helmet near you

In its own facilities, Facebook has reduced water consumption with dual-flush toilets and motion-sensor faucets.

FORBES: Facebook 'friends' the green movement

His device will reportedly stream damp air containing microscopic water particles through a tube, while a laser diode beams light through the vessel onto a sensor located on the opposite side.

ENGADGET: Inventor patents laser microphone