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From SDG Academy
| 195 195 playsPlankton 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… -
From SDG Academy
| 160 160 playsMost 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… -
From SDG Academy
| 155 155 playsMarine food web structures differ greatly from those on land; plankton build up organic matter through photosynthesis that is consumed by secondary consumers, tiny… -
From SDG Academy
| 120 120 playsIn 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… -
From SDG Academy
| 97 97 playsHalf 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… -
From SDG Academy
| 142 142 playsWhat 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… -
From SDG Academy
| 109 109 playsThis chapter examines two major factors that lead to changes in local species communities - climate change and the human-driven transportation of marine organisms… -
From SDG Academy
| 143 143 playsIn 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… -
From SDG Academy
| 97 97 playsThis 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… -
From SDG Academy
| 135 135 playsProtecting coastal ecosystems means protecting the coasts, and may be effective in fighting sea level rise. Coastlines see the interaction between human population… -
From SDG Academy
| 92 92 playsMarine 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… -
From SDG Academy
| 127 127 playsThis 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… -
From SDG Academy
| 104 104 playsAlthough 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… -
From SDG Academy
| 104 104 playsThis 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… -
From SDG Academy
| 41 41 playsThis 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… -
From SDG Academy
| 68 68 playsThis 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…