Well get to how the technology works below, but what you probably want to know off the bat is which technology is right for you. Nlcd 2011 includes updated versions of nlcd 2001 and 2006. To continue the legacy of nlcd and further establish a longterm monitoring. An overview 19 impervious surfaces as an ecological indicator to assess the impacts on water quality and mussel populations. Fundamentals of liquid crystal displays how they work. The national land cover database nlcd, sponsored by the multiresolution land.
The national land cover database nlcd 2016 provides a suite of data. Land useland cover monitoring and geospatial technologies. One objective of the nlcd project is to provide land cover monitoring data that can be used to assess land cover change. Picking a monitor may feel more like art than science, but the technology behind the screen isnt hard to understand. View and download acer computer monitor user manual online. Technology news articles and blogs from the christian science monitor. Liquid crystal display technology has enjoyed signi. Nlcd forms an example of the hazards of changing classi. An assessment of the cultivated cropland class of nlcd. Stinger ghaffarian technologies sgt, contractor to the u.
Nlcd eras 2001, 2006, and 2011 can be used to monitor lc and ic. Pdf completion of the 2006 national land cover database. Pdf accuracy assessment of nlcd 2006 land cover and. Improved data availability, computer technology innovation, and advanced. Different backlight technology based on panel size large panels may use fluorescent lights smaller panels may use leds usually controlled by a constant current source digital signal for onoff control pwms for variable intensity lcd diffuser keeps backlight brightness fairly uniform. Nlcd eras 2001, 2006, and 2011 can be used to monitor lc and ic change and trends. A land use and land cover classification system for use.
Accuracy assessment of nlcd 2006 land cover and impervious surface. Our workplace initiative helps companies solve real business needs by hiring, advancing, and retaining people with disabilities, both visible and invisible. While earlier technologies were more reliant on cathode ray tube crt technology, lcd technology generally surpasses crt technology for most applications. The multiresolution land characteristics mrlc consortium. Survey usgs land change monitoring, assessment, and. Why you should use monitoring technology and how to implement it by elizabeth charnock in tech decision maker, in security on june 24, 2010, 11. A new generation of the united states national land cover. The national land cover database usgs publications repository. Land use, land cover, land cover change esa earth online.
Accuracy assessment of nlcd 2006 focused on four primary products. Fundamentals of liquid crystal displays how they work and what they do page 2 fujitsu microelectronics america, inc. Why you should use monitoring technology and how to. The addition of change monitoring products in nlcd 2006 provides a national. Witmer abstract the framework of a national land use and land cover classification system is presented for use with remote sensor. At european level land monitoring service within copernicus. Completion of the 2006 national land cover database for the conterminous united states article pdf available in photogrammetric engineering and remote sensing 779. Find low everyday prices and buy online for delivery or instore pickup. The national land cover database nlcd serves as the definitive. A land use and land cover classification system for use with remote sensor data by james r.