Geeky Gadgets Rocket-Pi Raspberry Pi Rocket Flight Recorder (video) Geeky Gadgets Raspberry Pi enthusiasts that are already or are planning to build and launch rockets into our lower atmosphere might be interested in a new Raspberry Pi based rocket flight recorder that is being developed by James Dougherty.
The rest is here:
Rocket-Pi Raspberry Pi Rocket Flight Recorder (video) – Geeky Gadgets
Cetacean species, including whales, dolphins and porpoises, are considered indicators of the health of marine ecosystems around the world. While a number are known to be endangered, a lack of data means that the population size and conservation status of many species are impossible to estimate. These animals are vulnerable to the effects of human activities and the noise they cause
Excerpt from:
Autonomous recording for marine ecology