by kapow | Jun 7, 2020 | Blog, Diverse Coasts
Cliffs in the Narrabeen Group, Sydney Cliffs form a magnificent front door for Sydney. A previous blog discussed those cut into Hawkesbury Sandstone to the south of the entrance to Sydney Harbour. Here we describe those carved into an older set of Triassic age rocks,...
by kapow | May 21, 2020 | Blog, Diverse Coasts
PROGNOSIS FOR A CHOKING MOUTH: THE RIVER MURRAY Some of the world’s major rivers no longer flow to the ocean. They begin to die from the mouth upwards. Extraction of river water for irrigation has dramatically affected the Colorado in the USA, and the Yellow River in...
by kapow | May 6, 2020 | Blog, Miscellaneous
Geomorphologic Mapping Self-isolation has benefits; time is available to look at collected materials stretching back many years. In the words of the late lamented John Chappell, “I went digging deep into one’s stratigraphy”. It is a time of re-discovery, finding...
by kapow | Apr 22, 2020 | Blog, Diverse Coasts, Miscellaneous
DOVER HEIGHTS CLIFFS, SYDNEY Approaching Sydney from the east by sea or by air offers an experience rare for those entering a great city. Perhaps only San Francisco has comparable cliffs at its harbour gates. The majestic North and South Heads flank the entrance to...
by kapow | Apr 12, 2020 | Blog, Legal
Recent Coastal Legal Cases There have several recent court cases that relate to coastal management. We should be aware that decisions by courts can form a basis for future planning and actions in coastal management. While the legal process can be very time-consuming...