Humanity is affecting the ocean in profound ways. In this post, I will briefly explore two of those impacts from the perspective of a professional oceanographer. First, the effects of human use of fossils fuels leading to increased levels of atmospheric carbon dioxide and so to global (including ocean) warming; and second, human disposal of plastics in the ocean. The importance of the latter was highlighted by David Attenborough in the BBC’s “Blue Planet II” in the autumn of 2017, leading to an increased public awareness of this issue. However, both issues have been of concern to oceanographers for many years. Continue reading →
“The oceans cover 71% of the Earth and our planet could equally well be called Ocean as opposed to Earth. Seen from space our planet is indeed a beautiful ‘blue marble’ spinning in the vastness of the cosmos and, as far as we know, the only place in the universe with intelligent beings who can contemplate and understand something of themselves and the creation in which they live.
The oceans may well be where life originated on our planet and they harbour life on all scales, from Continue reading →
My father loves sailing and anything to do with the sea, so I grew up hearing him joke from time to time, ‘I’m a bit worried about going to heaven, because the Bible says there will be no sea!’ I think the part he was referring to was Revelation 21, ‘Then I saw a new heaven and a new earth, for the first heaven and earth had ceased to exist, and the sea existed no more.’ Of course my dad knows that the writer of Revelation was using metaphor to describe the future, but his quips have left me thinking about what the sea meant for people at that time.