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  2. College of DuPage - Wikipedia

    en.wikipedia.org/wiki/College_of_DuPage

    College of DuPage is a public community college with its main campus in Glen Ellyn, Illinois. [3] The college also owns and operates satellite campuses in Addison, Carol Stream, Naperville and Westmont. [4] [5] With more than 20,000 students, the College of DuPage is the second largest provider of undergraduate education in Illinois, after ...

  3. File:Map of Illinois highlighting DuPage County.svg - Wikipedia

    en.wikipedia.org/wiki/File:Map_of_Illinois...

    File:Map of Illinois highlighting DuPage County.svg. Size of this PNG preview of this SVG file: 336 × 599 pixels. Other resolutions: 134 × 240 pixels | 269 × 480 pixels | 430 × 768 pixels | 574 × 1,024 pixels | 1,148 × 2,048 pixels | 3,453 × 6,157 pixels. This is a file from the Wikimedia Commons.

  4. Sentinel-1A - Wikipedia

    en.wikipedia.org/wiki/Sentinel-1A

    Sentinel-1A. Sentinel-1A is a European radar imaging satellite launched in 2014. It is the first Sentinel-1 satellite launched as part of the European Union 's Copernicus programme. The satellite carries a C-band Synthetic Aperture Radar which will provide images in all light and weather conditions. It analyzes many phenomena occurring on Earth ...

  5. Interferometric synthetic-aperture radar - Wikipedia

    en.wikipedia.org/wiki/Interferometric_synthetic...

    Interferometric synthetic aperture radar, abbreviated InSAR (or deprecated IfSAR), is a radar technique used in geodesy and remote sensing.This geodetic method uses two or more synthetic aperture radar (SAR) images to generate maps of surface deformation or digital elevation, using differences in the phase of the waves returning to the satellite or aircraft.

  6. Super Dual Auroral Radar Network - Wikipedia

    en.wikipedia.org/wiki/Super_Dual_Auroral_Radar...

    The Super Dual Auroral Radar Network ( SuperDARN) is an international scientific radar network [1] [2] consisting of 35 [3] high frequency (HF) radars located in both the Northern and Southern Hemispheres. SuperDARN radars are primarily used to map high-latitude plasma convection in the F region of the ionosphere, but the radars are also used ...

  7. 1967 Oak Lawn tornado outbreak - Wikipedia

    en.wikipedia.org/wiki/1967_Oak_Lawn_tornado_outbreak

    The 1967 Oak Lawn tornado outbreak was a destructive tornado outbreak and severe weather event that occurred on April 21, 1967, across the central Midwest, in particular the towns of Belvidere and Oak Lawn, Illinois, United States. Locally known as 'Black Friday,' it was the largest tornado outbreak of 1967 and one of the most notable to ever ...

  8. Synthetic-aperture radar - Wikipedia

    en.wikipedia.org/wiki/Synthetic-aperture_radar

    A synthetic-aperture radar is an imaging radar mounted on a moving platform. Electromagnetic waves are transmitted sequentially, the echoes are collected and the system electronics digitizes and stores the data for subsequent processing. As transmission and reception occur at different times, they map to different small positions.

  9. McDowell Grove Forest Preserve - Wikipedia

    en.wikipedia.org/wiki/McDowell_Grove_Forest_Preserve

    Established. 1946. McDowell Grove Forest Preserve, located in Naperville, state of Illinois, is a 439-acre (178 ha) preserve on the West Branch of the DuPage River . The Forest Preserve District of DuPage County purchased the first tract of land for this preserve from Alexander McDowell in 1930. This original tract consisted of about 62 acres ...