Cai, X. and P. Thenkabail (2010). Using remote sensing to assess crop water productivity. SPIE Newsroom, doi: 10.1117/2.1201002.002576
+ Using remote sensing to assess crop water productivity [external link]
International Relations: Landsat on the Agenda
Strengthened cooperation between the United States and the Philippines to include bilateral cooperation on the Landsat Program, according to White House fact sheet.