- Module documentation, D3.js: github.com/d3/d3-selection, github.com/d3/d3-dispatch, github.com/d3/d3-timer, github.com/d3/d3-transition, github.com/d3/d3-ease, github.com/d3/d3-drag, github.com/d3/d3-brush, github.com/d3/d3-zoom.
- DOM Events, W3C: www.w3.org/TR/2013/WD-DOM-Level-3-Events-20131105/
- Brush and Zoom: Focus and Context, by Mike Bostock: bl.ocks.org/mbostock/34f08d5e11952a80609169b7917d4172
- Brush and Zoom II: Zoom to Region, by Mike Bostock: bl.ocks.org/mbostock/f48fcdb929a620ed97877e4678ab15e6
- Easing, by Mike Bostock: bl.ocks.org/mbostock/248bac3b8e354a9103c4
- Ocean temperatures: Data/monthly_json.json. GISTEMP Team, 2019: GISS Surface Temperature Analysis (GISTEMP). NASA Goddard Institute for Space Studies. Dataset accessed 2019-02-01 at data.giss.nasa.gov/gistemp/. Hansen, J., R. Ruedy, M. Sato, and K. Lo, 2010: Global surface temperature change, Rev....
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