Something in the air: apart from Legionella, can other bioaerosols be hazardous? Roger Barker looks at how airborne micro-organisms can affect our health and summaries recent studies of emissions from composting sites and recycled biosolid fertilizers

Article Abstract:

Legionnaries' Disease is caused by breathing in small droplets of water contaminated by Legionella bacteria. Even though bioaerosal exposure remains moderate during collection of organic household waste, it unquestionably leads to bronchial inflammation. The results from the studies carried out in the United States clearly indicate t hat there is no scientific evidence that populations close to biosolids application sites are at risk from biosolids.

Health aspects, Environmental aspects, Aerosols, Sewage sludge

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Rooting out hazardous trees

Article Abstract:

The landowners and local authorities are encouraged by the Health and Safety Executive (HSE) and the insurance companies to adopt a systematic approach to tree maintenance. Policies that cover the suitability of certain species in sensitive locations need to be established along with ways to avoid root damage during excavation and reinstatement works.

Protection and preservation, Trees, Trees (Plants)

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Hard lessons on school trips

Article Abstract:

The tragedies on school trips, safety of the children and the risks involved are the key issues mentioned. Advice on organising school trips can be found in a good practice guide, 'Health And Safety of Pupils on Educational Visits', published by the Department for Education and Skills (DfES) in 1998.

General services, Safety and security measures, Students

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