NASA Drone's Sensors Battle California Wildfires
An anonymous reader writes "California is burning, but according to this article advanced sensors on NASA's Ikhana unmanned aerial vehicle (UAV) can detect exact temperatures (within half a degree) through the smoke, enabling the drone to spot for the firefighters battling the more than 300 wildfires. NASA's Ikhana is the same aircraft as the Predator, except it's being used here to save lives."
The Predator's primary function is to save lives.
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the problem is forests are supposed to burn down from time to time.
50 years of 'only you can prevent forest fires', strict anti-fire laws, and fast acting fire departments have caused forest debris to build up, resulting in these super infernos.
more frequent fires = less dangerous fires, more nutrients in the soil, young trees releasing more oxygen into the air, etc.
an automatic system would seem to work for a little while, but it would only delay the problem. eventually an ueber-inferno will come through and the system will be useless.
-I only code in BASIC.-
"Putting out forest fires has proven to be yet another form of short term thinking that gets us into a lot more trouble in the long term. Sometimes you really do have to destroy a forest in order to save it."
That's a bit simplistic, the idea is to burn the undergrowth not destroy the forrest.
And did you exchange a walk on part in the war for a lead role in a cage? - Pink Floyd.
Purpose is a goal, aim, intention.
Function is hat something does or is used for.
So, the purpose is to carry out the function without risking human lives, on the ground or in the air.
So the original statement is wrong too. It doesn't save lives so much as it allows recon, surveillance and targetting without risking lives.
Therefore, the Predator is a weapon system which provides, at a relatively low cost, "Armed reconnaissance, airborne surveillance and target acquisition" with great reduction in risk to friendly soldiers and intelligence assets.
Bottom line, the damn thing saves U.S. soldiers from bleeding. Sheesh.
TANSTAAFL GIGO Acronyms to live by!
Slashdot... News for nerds, stuff that matters.
I'd say that news about almost anything NASA does fits the bill pretty nicely. Better than slashvertisements and the other junk that occasionally pops up on here, at least.