Why wildfires have gotten worse -- and how we can stop them | Paul Hessburg
Megafires, individual fires that burn more than 100,000 acres, are on the rise in the western United States -- the direct result of unintentional yet massive changes we've brought to the forests through a century of misguided management. What steps can we take to avoid further destruction? Forest ecologist Paul Hessburg confronts some tough truths about wildfires and details how we can help restore the natural balance of the landscape. Hosted on Acast. See acast.com/privacy for more information.
7 Nov 201714min
I survived a terrorist attack. Here's what I learned | Gill Hicks
Gill Hicks's story is one of compassion and humanity, emerging from the ashes of chaos and hate. A survivor of the London terrorist bombings on July 7, 2005, she shares her story of the events of that day -- and the profound lessons that came as she learned how to live on. Hosted on Acast. See acast.com/privacy for more information.
7 Nov 201710min
For the love of birds | Washington Wachira
From the glorious crested guinea fowl to the adulterous African jacana to vultures that can pick a zebra carcass cleanin 30 minutes, Washington Wachira wants us all to get to know the marvelous species of birds that share the planet with us. If you're not already a fan of earth's feathermakers -- or concerned about their conservation -- you will be after you watch this delightful talk. Hosted on Acast. See acast.com/privacy for more information.
6 Nov 201713min
How we can end sexual harassment at work | Gretchen Carlson
When Gretchen Carlson spoke out about her experience of workplace sexual harassment, it inspired women everywhere to take their power back and tell the world what happened to them. In a remarkable, fierce talk, she tells her story -- and identifies three specific things we can all do to create safer places to work. "We will no longer be underestimated, intimidated or set back," Carlson says. "We will stand up and speak up and have our voices heard. We will be the women we were meant to be." Hosted on Acast. See acast.com/privacy for more information.
6 Nov 201714min
The global learning crisis -- and what to do about it | Amel Karboul
The most important infrastructure we have is educated minds, says former Tunisian government minister Amel Karboul. Yet too often large investments go to more visible initiatives such as bridges and roads, when it's the minds of our children that will really create a brighter future. In this sharp talk, she shares actionable ideas to ensure that every child is in school -- and learning -- within just one generation. Hosted on Acast. See acast.com/privacy for more information.
3 Nov 201715min
Sci-fi stories that imagine a future Africa | Nnedi Okorafor
"My science fiction has different ancestors -- African ones," says writer Nnedi Okorafor. In between excerpts from her "Binti" series and her novel "Lagoon," Okorafor discusses the inspiration and roots of her work -- and how she opens strange doors through her Afrofuturist writing. Hosted on Acast. See acast.com/privacy for more information.
1 Nov 20179min
How to win at evolution and survive a mass extinction | Lauren Sallan
Congratulations! By being here, alive, you are one of history's winners -- the culmination of a success story four billion years in the making. The other 99 percent of species who have ever lived on earth are dead -- killed by fire, flood, asteroids, ice, heat and the cold math of natural selection. How did we get so lucky, and will we continue to win? In this short, funny talk, paleobiologist and TED Fellow Lauren Sallan shares insights on how your ancestors' survival through mass extinction made you who you are today. Hosted on Acast. See acast.com/privacy for more information.
31 Okt 20176min
Can we stop climate change by removing CO2 from the air? | Tim Kruger
Could we cure climate change? Geoengineering researcher Tim Kruger wants to try. He shares one promising possibility: using natural gas to generate electricity in a way that takes carbon dioxide out of the air. Learn more -- both the potential and the risks -- about this controversial field that seeks creative, deliberate and large-scale intervention to stop the already catastrophic consequences of our warming planet. Hosted on Acast. See acast.com/privacy for more information.
31 Okt 20178min
