环境、农业与食物系统视频
浏览环境、农业与食物系统相关视频，查看概览、创作者与 Hacker News 原讨论链接。
本分类共 104 个视频，按推荐分排序。
本主题视频
4:26Civilization starter kit | Marcin Jakubowski | TEDxKC
3:25What happens at a Materials Recycling Facility? (MRF) - How does our sorting machine work?
20:16VINYL: Maybe it's time we had an intervention.
7:09Oxbo Raspberry & Blueberry Harvesters
21:35TeamTrees vs REALITY!!
17:50Food Waste: Last Week Tonight with John Oliver (HBO)
2:16Adam Ruins Everything - The Corporate Conspiracy to Blame You for Their Trash
0:46Lobbyist Claims Monsanto's Roundup Is Safe To Drink, Freaks Out When Offered A Glass
4:07George Carlin: Earth with Plastic
0:46Obama drinks Flint water
10:33Precious Metal Refining & Recovery, Episode 10: Platinum From the Road
13:20Your Home Can Survive a Wildfire
15:37Everything About Grain Bins (Farmers are Geniuses) - Smarter Every Day 218
2:39