The blue marble
Displaying 21 - 30 of 33 articles
The fifth deadly attack in 10 months by a White Shark (Carcharodon carcharias) has released all alarms among Western Australians. The fatalities in Western Australia have been said to exceed, by a factor…
After a long silence while trying to keep afloat as my home country, Spain, sinks in a storm of greed I am back at The Conversation! Oceans Day, on June 8, was a springboard to ponder on the status of…
Seagrass meadows are prevalent elements of Australian coastal waters, a submarine laurel crown around our country. The dark patches of water, in contrast with the turquoise blue of bare sand, that we see…
A number of comments to my previous post on the role of aquaculture as a milestone in the history of humanity have clearly identified one of the key problems for the growth of aquaculture: that some of…
About 12,000 years humans initiated the domestication of plants and animals in the fertile crescent thereby developing the capacity to control the production of their food. The development of agriculture…
The Royal Society of the UK has released a new report, People and the Planet, addressing the problem of human overpopulation and the depletion of key resources. As always, the report is well written, although…
The fields of Majorca (Spain) are in full blooming at the height of spring, and bees are very busy pollinating this unplanned garden. I am happy to welcome them to the citrus orchard in my backyard, as…
This Sunday we are celebrating Earth’s day, and Earth corresponded to our recognition by slowly spinning once again around its own axis, thereby allowing us to enjoy yet one more beautiful sunrise and…
Last week I visited the University of Virginia, one of the oldest in the US, invited to deliver a Moore Lecture (title: “Warming, Hypoxia and Ocean Acidification: A deadly cocktail for marine biota…
The running title of this column, the blue marble, reads “Traveling the world investigating what global change is doing to aquatic ecosystems ”, but what is global change? I suppose all of us have an intuitive…