dr. bamiglieti. the chart in your testimony about the trends and fresh water availability, what is the brightest spot on the map in the polls, massive loss of i sat both, which brings to the forefront the question so many americans have which is what is the rule on the climate change to the weather that we are experiencing. if we are going to move beyond a coordinating role for nidis as you suggest, how would we integrate the climate change status as it is being collected throughout the world into this mission that is nidis? that is a huge challenge. >> that's right. we are actually blessed in this country to have a great set of observations and so you are supporting continuing those and increasing some of those would be greatly appreciated. but i think the key thing is the satellite mengin deily commissions like the chart mentioned, and there is the future satellite mission soil moisture mission that would measure and would be great for agriculture and flood prediction which i mentioned on tracking