sentences:  Its planned lifespan of 5 years means that the satellite is set to operate until 2017, although JAXA hopes that it will last longer.GCOM-C1 (Global Change Observation Mission – Climate "Shikisai"), the first satellite in the GCOM-C series, will monitor global climate change by observing the surface and atmosphere of Earth over the course of 5 years.Through use of its SGLI (Second generation GLobal Imager) optical instrument, it will collect data related to the carbon cycle and radiation budget, such as measurements of clouds, aerosols, ocean color, vegetation, and snow and ice.