Improvements in air quality for some criteria pollutants in Sydney, Wollongong and the Lower Hunter have been achieved, whilst further improvements are required for others.

Genetic diversity in agricultural systems relies on both the supply of diversity through varieties produced by breeding programs, and the demand for that diversity, through farmers' usage of varieties. Variety choice by farmers is demonstrated through the mix of varieties that is grown in a...

In recent years, output on genetic diversity in the economic literature has included conceptual pieces on the definition and measurement of crop genetic diversity, methodologies for estimating its value, and efforts to analyze its contribution to productivity and stability. However, because...

Papua New Guinea has major ex situ field collections of plant genetic material in its major staple food crops (aibika, banana, cassava, sago, sweet potato, taro, yams). The PNG Government has become concerned at the cost of maintaining these collections. With limited germplasm conservation...

Australian environments and natural resources have changed substantially since the Society was founded in 1957, partly as a result of changes to the economy, society, technology, and global conditions. This paper documents changes in the stock and condition of Australia’s environment and...