VON HUMBOLDT AND FRIENDS

VON HUMBOLDT AND FRIENDS Alexander von Humboldt I have just finished reading a magnificent book by Andrea Wulf entitled The Invention of Nature; the adventures of Alexander von Humboldt, the lost hero of Science. The author took the view that contemporary science and...
ENCROACHING TIDES OR VENICE EFFECT

ENCROACHING TIDES OR VENICE EFFECT

ENCROACHING TIDES OR VENICE EFFECT Some years ago after a visit to Venice, I wrote about the process of increased frequency of high tidal inundation as sea level rises. I called this the Venice Effect. Over the last 60 or so years the number of days per year when...
KURNELL DUNES

KURNELL DUNES

KURNELL DUNES The Kurnell Dunes. (photo source: Teda Inc.) In my first year of high school my Maths teacher decided to take a group of us on an excursion to Kurnell. We travelled by tram (yes, tram) from Bondi to the city, then train to Cronulla before commencing to...