Collection: Tech Book

This book will give you the confidence to offer the children in your setting adventurous and challenging outdoor activities, as well as ways to utilise natural resources to their best advantage.

Population viability analysis involves building models of populations to evaluate factors. To read and profit from the vast majority of books about modelling, with a few notable exceptions, one must be a competent mathematician. Lately, books have appeared oriented towards biologists that explai...

Paper on the results of investigations into the occurrence of blue-green algae and phosphorus in the Hawkesbury-Nepean River.

What is involved in restoring a river? This book answers this question through a series of articles and case studies written by some of the field's leading researchers and practitioners. The first part covers the physical, chemical and biological dynamics of a river system. The second part des...

Planning document covering the isolated settlements along Berowra Creek up to its confluence with the Hawkesbury River. Development within the settlements have 'happened' rather than having been planned, so this document addresses the pressures for change from both residential and recreational de...