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Plankton are tiny creatures that drift in the sunlit surface layer of the sea, and their choreography is conducted by sunlight and nutrients. Light only penetrates the…
Dance of the Plankton
From SDG Academy
197 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…
Aquaculture and Mariculture
From SDG Academy
180 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…
Marine Food Chains
From SDG Academy
156 plays -
In this video, you will learn how multifaceted strategies for governing ocean pollution can be. Ocean pollution does not know any boundaries but it affects us all and…
Governing Ocean Pollution
From SDG Academy
120 plays -
Half the oxygen we breathe comes from tiny phytoplankton that live in the sunlit surface layer of the ocean. They consume carbon dioxide in photosynthesis, but much of…
The Ocean’s Biological Pump
From SDG Academy
98 plays -
What is a tsunami and how does it occur? 80 percent of tsunamis are produced when earthquakes displace the sea floor, and the rest are from landslides underwater. There…
Threats from the Sea Bed
From SDG Academy
142 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…
Alien Species Migrations and Range Shifts
From SDG Academy
109 plays -
In this chapter, Karl Statteger discusses coastal geology and river mouth systems and deltas. Rivers form deltas at their mouth and bring high quantities of sediment to…
Deltas under Pressure
From SDG Academy
143 plays -
This chapter discusses how sea level is affected by things like surface temperature and ocean heat. The temperature of the ocean determines the phase of the water and…
Ocean Heat Storage and Sea Level
From SDG Academy
97 plays -
Protecting coastal ecosystems means protecting the coasts, and may be effective in fighting sea level rise. Coastlines see the interaction between human population…
Coastal Ecosystems
From SDG Academy
137 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…
Evolution and Marine Biodiversity
From SDG Academy
94 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…
Ecosystem and Nutrient Management
From SDG Academy
127 plays -
Although the deep sea has been thought of as inhospitable and barren, it is populated by a huge diversity of organisms and is one of the most exotic ecosystems on earth…
Life in the Deep-Sea
From SDG Academy
104 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…
Ocean Evolution
From SDG Academy
104 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…
Resilience and Adaptation in the Ocean
From SDG Academy
94 plays -
This lecture looks at human interaction with oceans and aquaculture, and the adverse effect it has had on marine ecosystems and well as fisheries. This video is not…
Oceans and Fisheries
From SDG Academy
48 plays
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