The difference of a decimal for a tsunami

Off the coast of Chile a strong shallow earthquake triggered a tsunami. Warnings have been going out to Chile, Peru, Hawaii and New Zealand. The first estimation of the energy of the earthquake was at M7.9 but was then corrected to 8.3. This correction results in an update of the tsunami predictions. I created this […]

Interdisciplinary Upwelling

Have a look at the map. It shows the worldwide upwelling areas (by NCEP and NOAA). Upwelling in coastal areas has been known for quite a while. However, this is a beautiful example how different systems of the earth interact and make living possible. Upwelling is a very important nutrient provider, transporting low, cold, nutrientrich […]