National Snow and Ice Data Center:
http://nsidc.org/greenland-today/2015/08/cornering-the-heat-on-the-ice-sheet/

Glacier photos and glossary:
http://www.swisseduc.ch/glaciers/glossary/index-en.html
https://nsidc.org/cryosphere/glaciers/science/data.html
https://nsidc.org/cryosphere/glossary-terms/glaciers

Little Ice Age:
http://www.realclimate.org/index.php/archives/2004/11/little-ice-age-lia/

UW News on mountain glaciers:
http://www.washington.edu/news/2016/12/12/mountain-glaciers-are-showing-some-of-the-strongest-responses-to-climate-change/

Himalayan Glaciers:
http://blogs.ei.columbia.edu/2016/12/12/spy-satellites-reveal-the-himalayas-changing-glaciers-in-3d/

http://earthobservatory.nasa.gov/Features/WorldOfChange/columbia_glacier.php

Puget Lobe:
https://www.youtube.com/watch?v=Dl2rObdNUFw

https://www.nap.edu/read/13389

https://vesl.jpl.nasa.gov/sea-level/slr-gfm/

Helheim Glacier change:
https://serc.carleton.edu/getsi/teaching_materials/ice_sealevel/unit4.html
https://www.youtube.com/watch?time_continue=76&v=opYSUbjb_wU
https://www.nasa.gov/feature/goddard/2017/two-decades-of-changes-in-helheim-glacier

Glacier-model demo:
https://phet.colorado.edu/en/simulation/glaciers

Tide-gauge data:
https://climatedataguide.ucar.edu/climate-data/tide-gauge-sea-level-data
https://sealevel.nasa.gov/news/63/tide-gauge-records-might-underestimate-sea-level-rise

NASA global terrestrial water storage: https://svs.gsfc.nasa.gov/4338

NASA visualization of modern sea surface temperatures: https://svs.gsfc.nasa.gov/3821