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UNEP/GEMS Environment Library

GROUNDWATER: A THREATENED RESOURCE

Groundwater

A Threatened Resource

Series:
UNEP/GEMS Environment Library
15 Nov 1996
It is urgent that we protect our groundwater supplies with diligence and that everyone understands the importance of doing so. This publication is intended to explain to all readers how important groundwater is, the extent of the threat to it and the actions that can be taken to protect it.
WATER QUALITY OF WORLD RIVER BASIN

Water Quality of World River Basins

Series:
UNEP/GEMS Environment Library
23 Feb 1996
Contributing to the scientific investigation of global water resources, this publication summarizes the results of analysis and interpretation for 82 major river basins around the world. It is organized around major themes that have significance for managing the quality of the earth's surface wat...
IMPACTS OF CLIMATE ON FISHERIES

Impacts of Climate on Fisheries, The

Series:
UNEP/GEMS Environment Library
11 Aug 1995
This volume summarizes the potential implications of climate change and variability on fisheries and on the societies that depend on them. It is based on a review of several fisheries case studies and on the responses of the fisheries industry to changes in the environment and other influences on...
POLLUTION OF LAKES & RESERVOIRS

Pollution of Lakes and Reservoirs, The

Series:
UNEP/GEMS Environment Library
11 Aug 1995
Good management of the world's freshwater resources depends on understanding their value and the major problems confronting them. This publication documents the state of the world's lakes and reservoirs and suggests ways of managing them better. This is the twelfth in the series on UNEP/GEMS Envi...
GLOBAL BIODIVERSITY

Global Biodiversity

Series:
UNEP/GEMS Environment Library
11 Aug 1995
Biodiversity describes the diversity of life on Earth encompassing all species of plants, animals and micro-organisms, their genetic material and the ecosystems of which they are part. This volume describes the three fundamental categories of global biodiversity - genetic diversity, species diver...
IMPACT CLIMATE CHANGE

Impact of Climate Change, The

Series:
UNEP/GEMS Environment Library
11 Aug 1995
This volume summarizes the current state of knowledge on climate change and its possible consequences. It draws together scientific research on the enhanced greenhouse effect, global warming and climate change; assesses possible impacts of climate change on human activities and natural ecosystems...
GLACIERS & THE ENVIRO

Glaciers and the Environment

Series:
UNEP/GEMS Environment Library
11 Aug 1995
Glaciers are important to the environmental health of the planet especially in the regulation of the Earth's heat balance. This volume presents the background and behaviour of glaciers, as they can be sensitive instruments for measuring climatic change and provide a frozen record of atmospheric c...
NINO PHENOMENON

El Niño Phenomenon, The

Series:
UNEP/GEMS Environment Library
11 Aug 1995
This technical document, written to be easily understood by those without technical qualifications, deals with the phenomenon of El Niño as it effects a reversal in the direction of winds and oceans currents, changes in ocean temperature and torrential rains and floods, drought and cyclones world...
IMPACT OZONE LAYER DEPLETION

Impact of Ozone-Layer Depletion, The

Series:
UNEP/GEMS Environment Library
11 Aug 1995
This volume deals with the effects of ozone depletion on human health and the environment, and outlines ways of reducing damage to the ozone layer. It discusses the effects of ultraviolet radiation on society such as skin cancer, eye disease and the impact on the ocean, plants and the air. Ozone-...
FRESHWATER POLLUTION

Freshwater Pollution

Series:
UNEP/GEMS Environment Library
11 Aug 1995
Polluted water has the potential for becoming a global threat. The GEMS assessment provides the first global picture of the state of much of the world's freshwater resources. It outlines the critical freshwater quality issues, proposes policy options and gives examples of control measures. This i...
CONTAMINATION OF FOOD

Contamination of Food, The

Series:
UNEP/GEMS Environment Library
11 Aug 1995
The data in this fifth volume in the series of the UNEP/GEMS Environment Library provide a picture of levels and trends of food contamination over much of the globe. Contaminants such as lead, cadmium, mercury, tin and other toxins are discussed as well as their effects on health and the economy....
URBAN AIR POLLUTION

Urban Air Pollution

Series:
UNEP/GEMS Environment Library
11 Aug 1995
The value of this volume is the summary of the GEMS/Air assessment on the levels and effects of five of the most common and ubiquitous air pollutants: sulphur dioxide, nitrogen oxides, carbon monoxide, lead and suspended particulate matter. Data is drawn from 50 countries. This publication also p...
AFRICAN ELEPHANT, THE

African Elephant, The

Series:
UNEP/GEMS Environment Library
11 Aug 1995