The environmental challenge Barbara Young Chief Executive
Pressures on the environment Discharges from sewage treatment works Air emissions from waste incineration and landfill Air emissions from major industry Energy use and CO 2 emissions Diffuse water pollution Resource use (including water) Waste
State of the environment Urban air quality Critical loads of acidity and nitrogen River quality and otter populations State of soils and associated pollution Salmon and marine fisheries Farmland and woodland birds Climate change
Emissions to air Proportion of 1990 releases Agency regulatedOther sourcesRoad transport benzene1,3 butadiene Carbon monoxide leadNitrogen oxides VOCs 1 PM10Sulphur dioxide Greenhouse gases 3 dioxins 2 Bars are in 1990, 1995, 1998, 1999, 2000, 2001 order 1Agency regulated emissions expressed as carbon 2Emissions expressed as toxic equivalents 3Emissions expressed as carbon equivalents
Message??
Sewage treatment works discharges Year Load (thousand tonnes/year) Ammonia BOD Phosphate Suspended solids
Proposed improvements by the water industry Eutrophication European targets National targets Local International conservation National conservation River length (km) Water quality Water resources
Contaminated land
Jubilee River flood bypass channel near Maidenhead, Berkshire
Modern and alternative approaches to regulation
Conclusions
The environmental challenge Barbara Young Chief Executive