The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2]
From L-R: vegetation density (blue is highest, red lowest); soil humidity (red is driest, blue wettest); crop stress (red indicates the most stressed, blue the healthiest crops. Note that fields 119 & 120 were due for irrigation the following day)
Von L-R: Vegetationsdichte (blau ist höchste Dichte, rot niedrigste); Bodenfeuchtigkeit (rot am trockensten, blau am feuchtesten); Feldbelastung (rot am belasteten, blau am gesündesten. Für die Felder 119-120 war am folgenden Tag Bewässerung fällig).