Thorsten Reusch - SDG Academy Library

duration 9 minutes 4 seconds

Marine Food Chains

154 plays

Marine food web structures differ greatly from those on land; plankton build up organic matter through photosynthesis that is consumed by secondary consumers, tiny…

Aquaculture and Mariculture

duration 11 minutes 39 seconds

Aquaculture and Mariculture

From SDG Academy

146 plays

Most of marine aquaculture is not sustainable and is actually taking away protein from the human population. Around 1990, the wild capture fisheries leveled off at 95…

Marine Ecosystem Change and Services

duration 11 minutes 26 seconds

Marine Ecosystem Change and Services

From SDG Academy

120 plays

This chapter discusses the economic value and ecosystem services of the ocean. The world fisheries and mariculture sector make up multibillion dollar industries, and the…

Alien Species Migrations and Range Shifts

duration 9 minutes 43 seconds

Alien Species Migrations and Range Shifts

From SDG Academy

108 plays

This chapter examines two major factors that lead to changes in local species communities - climate change and the human-driven transportation of marine organisms…

Coastal Ecosystems

duration 13 minutes 5 seconds

Coastal Ecosystems

From SDG Academy

131 plays

Protecting coastal ecosystems means protecting the coasts, and may be effective in fighting sea level rise. Coastlines see the interaction between human population…

Ecosystem and Nutrient Management

duration 9 minutes 3 seconds

Ecosystem and Nutrient Management

From SDG Academy

124 plays

This chapter presents a positive example of marine management with nutrient management in the Baltic Sea and shows that it is essential to have effective international…

Evolution and Marine Biodiversity

duration 11 minutes 32 seconds

Evolution and Marine Biodiversity

From SDG Academy

89 plays

Marine life adapts to the extreme and unique conditions deep in the ocean. Of the probably more than one million species in the oceans, at least four-fifths are…

Ocean Evolution

duration 11 minutes 11 seconds

Ocean Evolution

From SDG Academy

101 plays

This chapter examines ocean evolution on long geographic timescales. The oceans are by far the largest ecosystem on earth and they are three dimensional in contrast to…

Resilience and Adaptation in the Ocean

duration 11 minutes 9 seconds

Resilience and Adaptation in the Ocean

From SDG Academy

32 plays

This chapter looks at how marine ecosystems reacts to human pressure and the resilience of the system. Nutrient pollution is a problem in marine ecosystems because…

By Lecturer / … / Thorsten Reusch

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