Appropriate technology - Congresses. - Developing countries

Appropriate technologies for environmental protection in the developing world = selected papers from ERTEP 2007, July 17-19 2007, Ghana, Africa / by: (Language materials, printed)

Field guide to appropriate technology by: (Language materials, printed)

Environmental protection

Renewable and Green Energy.

Environmental Monitoring/Analysis.

Environmental policy

Environment.

Environmental Management.

Appropriate technology

Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution.

Waste Management/Waste Technology.