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Category: Environment

Harvard University: Food waste reduction key to combating climate change

Forty percent of food produced in the United States goes uneaten, according to lecturer on Law Emily Broad Leib, the director of Harvard Law School’s Food Law and Policy Clinic, who was awarded a research grant in the inaugural year of Harvard President Drew Faust’s Climate Change Solutions Fund. Broad Leib’s project, “Reducing Food Waste …

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Lund University: How increased vegetation in the Arctic region may counteract global warming

Climate change creates more shrub vegetation in barren, arctic ecosystems. A study at Lund University in Sweden together with the University of Copenhagen shows that organisms, such as bacteria and fungi, are triggered to break down particularly nutritious dead parts of shrubbery. Meanwhile, the total amount of decomposition is reducing. This could have an inhibiting …

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TEDx: Alexandra Paul: Overpopulation facts – the problem no one will discuss

Actress Alexandra Paul breaks the silence on one of the most taboo subjects of our time: human overpopulation and how to resolve the crisis that is adding 220,000 more people to the planet every day. In this fact filled talk, Alexandra discusses the overpopulation problems of 7 billion humans multiplying at a rate of 1 …

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TED: Paul Gilding: The Earth is full

Have we used up all our resources? Have we filled up all the livable space on Earth? Paul Gilding suggests we have, and the possibility of devastating consequences, in a talk that’s equal parts terrifying and, oddly, hopeful.  

The RSA: David Attenborough: People and Planet

Broadcaster and naturalist Sir David Attenborough presents the 2011 RSA President’s Lecture. The dangers facing the earth’s ecosystems are well known and the subject of great concern at all levels. Climate change is high on the list. But there is an underlying and associated cause — population growth. The RSA is a non-profit organisation working …

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UCR College of Natural and Agricultural Sciences: Is Earth Overpopulated? by Prof. Rich Cardullo

UC Riverside Biologist Rich Cardullo discusses how increasing human population is impacting the planet. In this hour-long talk in front of a class of middle school students, Cardullo presents data for how human populations have grown at an alarming rate, and how solutions rely on a well-educated public. This is the first talk in the …

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Harvard University: A focus on earth’s other greenhouse gas problem

Methane doesn’t get top billing in the global climate debate, but it’s a more potent greenhouse gas than headline-grabbing carbon dioxide and the major component of natural gas that heats our homes and generates our electricity. Harvard scientist Steven Wofsy is heading a project to both track escaped methane from our natural gas infrastructure and …

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TED: This country isn’t just carbon neutral — it’s carbon negative | Tshering Tobgay

Deep in the Himalayas, on the border between China and India, lies the Kingdom of Bhutan, which has pledged to remain carbon neutral for all time. In this illuminating talk, Bhutan’s Prime Minister Tshering Tobgay shares his country’s mission to put happiness before economic growth and set a world standard for environmental preservation.  

Colombia University: Klaus Lackner Takes Step Toward Workable Carbon Capture Technology

Klaus Lackner’s approach to slowing global warming is to clean up the atmosphere literally. In his lab at Columbia’s Engineering School, Lackner is working on technology to scrub carbon dioxide from the air, reducing levels of the harmful greenhouse gas that plays a major role in the increase of the Earth’s temperature. ?We need ways …

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Imperial College London: Schrödinger lecture | Can we feed the world sustainably?

Professor Sir Gordon Conway, Centre for Environmental Policy, presents the 28th annual Schrödinger lecture. The talk is introduced by Professor James Stirling, Provost of Imperial College London. Every individual across the globe should have the right and ability to access adequate, safe, and nutritional food at all times. But achieving worldwide food security is not …

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TED: Al Gore | The Case for Optimism on Climate Change

Why is Al Gore optimistic about climate change? In this spirited talk, Gore asks three powerful questions about the man-made forces threatening to destroy our planet — and the solutions we’re designing to combat them.  

Population Education: World Population

The map starts shortly after the one minute mark in the video below. Make sure to watch to the end to see the most incredible part – the exponential growth of the world’s population since the Industrial Revolution. Watch human population grow from 1 CE to present and see projected growth in under six minutes. …

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TED Ed: Can wildlife adapt to climate change? – Erin Eastwood

With rising temperatures and seas, massive droughts, and changing landscapes, successfully adapting to climate change is increasingly important. For humans, this can mean using technology to find solutions. But for some plants and animals, adapting to these changes involves the most ancient solution of all: evolution. Erin Eastwood explains how animals are adapting to climate …

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TED: The case for fish farming | Mike Velings

We’re headed towards a global food crisis: Nearly 3 billion people depend on the ocean for food, and at our current rate we already take more fish from the ocean than it can naturally replace. In this fact-packed, eye-opening talk, entrepreneur and conservationist Mike Velings proposes a solution: Aquaculture, or fish farming. “We must start …

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Stockholm Resilience Centre TV: Jean-Pierre Ometto: global change needs global science

Talk during the “Earth’s Safe Operating Space for Humanity: From concept to action” seminar in Stockholm January 2016.  

TED: Our campaign to ban plastic bags in Bali | Melati and Isabel Wijsen

Plastic bags are essentially indestructible, yet they’re used and thrown away with reckless abandon. Most end up in the ocean, where they pollute the water and harm marine life; the rest are burned in garbage piles, where they release harmful dioxins into the atmosphere. Melati and Isabel Wijsen are on a mission to stop plastic …

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World Economic Forum: Davos 2016 – Forum Debate: Fossil Fuel Futures

Given regulatory and market changes, should energy companies and investors be planning for a post-fossil fuel future? This session is part of the Forum Debate series on today’s dilemmas in economics, politics and society. Speakers: · Christiana Figueres, Executive Secretary, United Nations Framework Convention on Climate Change (UNFCCC), Bonn. · Kenneth A. Hersh, Founder and …

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TED: How we can make crops survive without water | Jill Farrant

Published on Feb 9, 2016 As the world’s population grows and the effects of climate change come into sharper relief, we’ll have to feed more people using less arable land. Molecular biologist Jill Farrant studies a rare phenomenon that may help: “resurrection plants” — super-resilient plants that seemingly come back from the dead. Could they …

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World Economic Forum: Davos 2016 – Priorities for the United States in 2016

From battling violent extremism to fighting climate change, is the United States in a position to take the lead? Speakers: -Christopher Coons, Senator from Delaware (Democrat), USA. -Niall Ferguson, Laurence A. Tisch Professor of History, Harvard University, USA. -Michael Froman, US Trade Representative. -Kevin McCarthy, Majority Leader and Congressman from California (Republican), 23rd District, USA. …

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TED: 4 Ways We Can Avoid a Catastrophic Drought | David Sedlak

As the world’s climate patterns continue to shift unpredictably, places where drinking water was once abundant may soon find reservoirs dry and groundwater aquifers depleted. In this talk, civil and environmental engineer David Sedlak shares four practical solutions to the ongoing urban water crisis. His goal: to shift our water supply towards new, local sources …

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