Environmental Science - SDG Academy Library

duration 6 minutes 13 seconds

Welcome to the Anthropocene

608 plays

There is rising scientific evidence that humanity has now entered a new era that is defined as the Anthropocene, in which humanity is shaping the entire biosphere in a…

The Quadruple Squeeze

duration 10 minutes 16 seconds

The Quadruple Squeeze

From SDG Academy

284 plays

The planetary squeeze, or the driving forces that explain why we’ve ended up with rising environmental risks, originate from four different areas: population…

Social-Ecological Systems

duration 12 minutes 36 seconds

Social-Ecological Systems

From SDG Academy

395 plays

Professor Carl Folke discusses a social-ecological system approach, in which people are looked at as being part of, and changing, the planet, in addition to being…

Introduction: The Oceans and Sustainable…

duration 9 minutes 26 seconds

Introduction: The Oceans and Sustainable…

Introduction: The Oceans and Sustainable Development

From SDG Academy

394 plays

The global ocean connects us all and provides our livelihoods, the oxygen we breathe, and transportation, among other things. The ocean is included in SDG 14. This…

Our Ocean: A Finite Resource

duration 8 minutes 44 seconds

Our Ocean: A Finite Resource

From SDG Academy

367 plays

The ocean has always sparked human curiosity. In the mid-20th century, people began to realize that there are limits to what humanity should do to our planet before it…

Justification for Planetary Boundary Selection

duration 9 minutes 14 seconds

Justification for Planetary Boundary Selection

From SDG Academy

292 plays

A planetary boundary process is an environmental process that is part of the Earth's regulatory system, helping it to remain in our current desired state of the…

Cities: Challenges and Opportunities

duration 10 minutes 21 seconds

Cities: Challenges and Opportunities

From SDG Academy

180 plays

This chapter is about the challenges and opportunities that urban centers face. Urban centers are expanding beyond traditional urban boundaries in a process called urban…

The Great Acceleration

duration 11 minutes 37 seconds

The Great Acceleration

From SDG Academy

136 plays

We are now a big world on a small planet. The Great Acceleration starts with the expansion of human exploitation of the world, seen in urbanization, land-use…

Aerosol Loading

duration 6 minutes 52 seconds

Aerosol Loading

From SDG Academy

76 plays

This chapter explains the concern about atmospheric aerosols, which are liquid droplets or particles that are suspended in the atmosphere. They absorb and reflect light,…

Dance of the Plankton

duration 10 minutes 39 seconds

Dance of the Plankton

From SDG Academy

191 plays

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…

Fisheries Economics and Management

duration 8 minutes 19 seconds

Fisheries Economics and Management

From SDG Academy

153 plays

In the period from 1950 to the late 1980s, global catches in fishers have increased from less than 20 million tons per year to about 80 million tons per year. They have…

Interference with Global Nitrogen and Phosphorous…

duration 7 minutes 24 seconds

Interference with Global Nitrogen and Phosphorous…

Interference with Global Nitrogen and Phosphorous Cycles

From SDG Academy

117 plays

This chapter discusses human impacts on the global nitrogen and phosphorus cycles that link the living and non-living parts of the Earth system. These chemical…

Social Foundations for Planetary Boundaries

duration 5 minutes 11 seconds

Social Foundations for Planetary Boundaries

From SDG Academy

82 plays

This chapter discusses the social foundations for the planetary boundaries. This goes back to the Brundtland Report of 1987, which defined sustainability as a…

Tree for the three: birds, landscape and…

duration 4 minutes 58 seconds

Tree for the three: birds, landscape and…

Tree for the three: birds, landscape and ecosystem services

From SDG Academy

121 plays

Birds contribute to pest predation and control, among many ecosystem services at agricultural landscapes. Trees can contribute to ecosystem regulation, shelter and…

Quantification of the Nine Planetary Boundaries

duration 11 minutes 6 seconds

Quantification of the Nine Planetary Boundaries

From SDG Academy

76 plays

Challenges arise when trying to define quantitatively the boundary position for each global process. First, a control variable is identified as a parameter that…

Introducing the Planetary Boundaries Framework

duration 10 minutes 33 seconds

Introducing the Planetary Boundaries Framework

From SDG Academy

116 plays

This chapter explores the origins of the planetary boundaries, which comes from the recognition that we’ve entered the Anthropocene and that the exponential…

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