Pollution.
Three environmental challenges to the Sumerians were:Unpredictable floodingNo natural barriers for protectionThe natural resources were limited for the Sumerians.
Environmental Science focuses on scientific knowledge, chemistry, mathematics, biology, and physics to provide an advance scientific knowledge of contemporary environmental challenges. Environmental studies focuses on integrated understandings to the political, historical, social , and scientific facets out environmental challenges.
Introduction to benefits and challenges of urbanization
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The environmental movement is ongoing and has not ended. It continues to evolve and address current environmental issues and challenges.
Littering and Gases
They both had environmental challenges.
floods,tornadoes,and lighttings
if we are educated we will get more knowledge
Christopher Schlottmann has written: 'Conceptual challenges for environmental education' -- subject(s): Environmental education
Violent spring floods.