Name: Hitungan mundur Stephen Petranek menuju kiamat
Uploaded: 2007-09-25T03:07:00Z
Duration: 29 min 28 s
Description: Bagaimana dunia akan berakhir? Stephen Petranek memaparkan tantangan yang kita hadapi dalam usaha melestarikan umat manusia. Akankah kita tersapu oleh asteroid? Kehancuran ekosistem? Bagaimana dengan penumbuk partikel yang menjadi kacau?

Stephen Petranek: Hitungan mundur Stephen Petranek menuju kiamat

Hitungan mundur Stephen Petranek menuju kiamat

Bagaimana dunia akan berakhir? Stephen Petranek memaparkan tantangan yang kita hadapi dalam usaha melestarikan umat manusia. Akankah kita tersapu oleh asteroid? Kehancuran ekosistem? Bagaimana dengan penumbuk partikel yang menjadi kacau?

Civilization faces a surprising array of threats, from asteroid impacts to ecosystem collapse and even rogue black holes. In the last century alone, a 200-foot comet flattened 100 miles of Siberian forest, and one in five people on the planet now suffers from clinical depression. While science can spot danger ahead, denial and lack of preparation leave humanity vulnerable. Proactive investment and bold solutions could turn potential disasters into solvable challenges.

Ignoring Existential Risks Is Humanity’s Biggest Mistake

*How We'll Live on Mars*

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Infographic: How we'll live on Mars

Why The Martian’s Andy Weir loves Mars -- but doesn’t want to go there

climate change

future

global issues

humanity

space

technology

solar system

science

asteroid

TED Stage Talk