Dr Rip's Essential Beach BookHow do waves break and what makes good surf? What are dangerous rip currents and how do you spot one? What would you do if you got caught in one? Australia's best known surf scientist, Rob 'Dr Rip' Brander, takes you on a fascinating and entertaining journey to uncover how our beaches form and behave, the science of waves and currents, how beaches respond to storms and climate change, as well as some of the hazards to watch out for, from tsunamis to