Tag Archives: Iron

A guide to iron fertilisation of the ocean

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Image 1: A satellite image of the supposed iron-induced phytoplankton bloom. It seems to attribute all elevated chlorophyll concentrations in the region to the experiment. Chlorophyll is naturally patchy in its distribution, so this image is less than useless (especially as they didn’t even provide satellite images from before the dump!).

It was revealed this week that Russ George, a controversial American Businessman (Deep-Sea News ran a good piece this week covering his chequered history), dumped around 100 tonnes of “iron-rich dirt-like material” off the west coast of Canada in July in order to “gather data targeting all the possible fears that have been raised” about ocean fertilization – an act that is in violation of two international moratoria designed to prevent material from being dumped in the ocean. Judging from the poor quality of news coverage on the issue, which tended to include the deceptive image shown above (Image 1), there are a lot of misconceptions about iron fertilisation of the ocean. Here is the official Words in mOcean idiot’s guide to make you instantly more knowledgeable on this subject. Continue reading A guide to iron fertilisation of the ocean