.... This paper is the first study of its kind to examine the effects of fresh pigeon droppings of known origin and age once voided from the intestine. This allows the authors to assess the impact during the first few days. Pollution Biogenic decay Structural decay Urban environment In urban...

...Joseph S.L. Yip Argues that the traditional construction procurement and management dimensions of time, quality and cost should be augmented by a fourth dimension – the environment. Discusses the considerable pollution problems of Hong Kong and the impact that construction has on the environment...

... design. Considers some common indoor and outdoor pollutants, and concludes that the workforce should contribute to a healthy environment by reporting to management when dissatisfied. Starting at the end, why is there a need for improved IAQ? We may say that the answer is self‐evident. It is, however...

... of values and lead. Finally, based on an examination of a portion of the voluminous literature on lead, offers some opinions on this subject. © MCB UP Limited 1994 Environment Hazardous materials History Pollution Lead is unique among common metals because of its softness,malleability...

... occur. We do not know of any other toxic substance which is so widely distributed in human and animal population and present at concentrations greater than even one tenth[ 1 ]. Hazardous materials Health and safety Metals Paint industry Pollution © MCB UP Limited 1994 You may...