1 00:00:19,420 --> 00:00:16,920 there's an enormous void in our 2 00:00:23,380 --> 00:00:19,430 quantitative knowledge of the mountain 3 00:00:26,140 --> 00:00:23,390 snowpack and pressure is being put on us 4 00:00:28,210 --> 00:00:26,150 increasingly to be able to know that 5 00:00:47,060 --> 00:00:28,220 mountain snowpack because it is our 6 00:00:52,710 --> 00:00:49,890 so when you fly over the mountains you 7 00:00:53,100 --> 00:00:52,720 can see snow down there and no snow over 8 00:00:55,560 --> 00:00:53,110 there 9 00:00:59,010 --> 00:00:55,570 but you have no idea how deep the snow 10 00:01:01,110 --> 00:00:59,020 is or how fast its melting the airborne 11 00:01:03,900 --> 00:01:01,120 snow Observatory gives you the 12 00:01:06,900 --> 00:01:03,910 information on every patch of snow as to 13 00:01:10,140 --> 00:01:06,910 how deep it is and how fast it's melting 14 00:01:13,500 --> 00:01:10,150 and that's key information for water 15 00:01:24,120 --> 00:01:13,510 managers for ranchers for farmers and 16 00:01:29,160 --> 00:01:24,130 boaters the list goes on and on airborne 17 00:01:31,770 --> 00:01:29,170 snow Observatory is two instruments put 18 00:01:35,880 --> 00:01:31,780 together that look at the surface that 19 00:01:39,630 --> 00:01:35,890 tell us how deep snow is and how much 20 00:01:43,050 --> 00:01:39,640 sunlight that snow absorbs and those two 21 00:01:44,609 --> 00:01:43,060 combined are what control how fast water 22 00:01:45,990 --> 00:01:44,619 comes out of the mountains and how much 23 00:01:51,419 --> 00:01:46,000 of that water comes out of the mountains 24 00:01:53,760 --> 00:01:51,429 from snow we need a mission like the 25 00:01:57,359 --> 00:01:53,770 airborne snow Observatory because we 26 00:01:59,700 --> 00:01:57,369 very poorly know how much snow there is 27 00:02:02,219 --> 00:01:59,710 in the world's mountains and how fast 28 00:02:04,490 --> 00:02:02,229 that melts and comes out of out those 29 00:02:07,310 --> 00:02:04,500 rivers 30 00:02:09,940 --> 00:02:07,320 the airborne snow Observatory is 31 00:02:12,410 --> 00:02:09,950 providing a wall-to-wall complete 32 00:02:16,940 --> 00:02:12,420 characterisation regularly through the 33 00:02:20,840 --> 00:02:16,950 snow melt season so this is this is the