I learned that scientists switched from measuring in lux (the amount of illumination) and started measuring light power only since the 1980's! Today, light power is mostly expressed as PAR, but some authors still seem to refer to the precursor, µE's. (An obvious salute to Einstein.)
Long-term effects of nutrient and CO2 enrichment on the temperate coral Astrangia poculata (Ellis and Solander, 1786) JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY, APRIL 2010 DOI: 10.1016/j.jembe.2010.02.007 PDF Available From the article abstract, minimally edited for clarity: Coral calcification rates[...]were not significantly affected by moderately elevated nutrients at ambient CO2 and were negatively affected... Continue Reading →
Impacts of nutrient enrichment on coral reefs: new perspectives and implications for coastal management and reef survival Current Opinion in Environmental Sustainability, Volume 7, April 2014, Pages 82-93 Cecilia D’Angelo, Jörg Wiedenmann http://doi.org/10.1016/j.cosust.2013.11.029 This article is in the Creative Commons. This is a really nice review article that touches on many areas that are important... Continue Reading →
The Oceans Their Physics, Chemistry, and General Biology The Oceans, Their Physics, Chemistry, and General Biology. New York: Prentice-Hall, c1942 1942. Sverdrup, Johnson, Fleming. http://ark.cdlib.org/ark:/13030/kt167nb66r/ This is a great general ocean reference manual. Lots of data and charts!