5 Human Impacts on the Environment: Crash Course Ecology #10
Hank gives the run down on the top five ways humans are negatively impacting the environment and having detrimental effects on the valuable ecosystem services which a healthy biosphere provides....
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At this point people have been studying the impacts that humans have had on the world around us for a solid 50 years. And while it's hard to get a handle on exactly how the choices we make every day affect the environment, there's no question that our lifestyles, our cars, our need for more farmland, and our love of all kinds of plastic stuff are putting the hurt on ecosystems all over the world. Human activity all by itself, just people doing what they do, could be responsible for the extinction of nearly 1000 plant and animal species to date— most of them over the last century. And even if you don't particularly care about the Barbary lion, or the St. Helena olive, or the passenger pigeon, or anything else we've driven into extinction...
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At this point people have been studying the impacts that humans have had on the world around us for a solid 50 years. And while it's hard to get a handle on exactly how the choices we make every day affect the environment, there's no question that our lifestyles, our cars, our need for more farmland, and our love of all kinds of plastic stuff are putting the hurt on ecosystems all over the world. Human activity all by itself, just people doing what they do, could be responsible for the extinction of nearly 1000 plant and animal species to date— most of them over the last century. And even if you don't particularly care about the Barbary lion, or the St. Helena olive, or the passenger pigeon, or anything else we've driven into extinction...
