Is there more forest in the Northern Hemisphere now than 100 years ago?












3















In April 19, 2019, there was a public debating event called "Happiness: Capitalism vs. Marxism" featuring Canadian psychologist Jordan B. Peterson and psychoanalytical philosopher Slavoj Žižek as the two speakers. During this so-called "debate of the century", Peterson (1:55:32 in the video of the event) reiterates an argument made earlier by Žižek that there were more forests now in the Northern Hemisphere than 100 years ago.



Is this claim correct?










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  • 1





    @Maxim That only goes back a few decades. In any case the last hundred years are not the most important. There was huge deforestation in North America between 200 and 100 years ago.

    – DJClayworth
    8 hours ago











  • Related question: Is only 4% of original forest left in the US?

    – Oddthinking
    5 hours ago
















3















In April 19, 2019, there was a public debating event called "Happiness: Capitalism vs. Marxism" featuring Canadian psychologist Jordan B. Peterson and psychoanalytical philosopher Slavoj Žižek as the two speakers. During this so-called "debate of the century", Peterson (1:55:32 in the video of the event) reiterates an argument made earlier by Žižek that there were more forests now in the Northern Hemisphere than 100 years ago.



Is this claim correct?










share|improve this question




















  • 1





    @Maxim That only goes back a few decades. In any case the last hundred years are not the most important. There was huge deforestation in North America between 200 and 100 years ago.

    – DJClayworth
    8 hours ago











  • Related question: Is only 4% of original forest left in the US?

    – Oddthinking
    5 hours ago














3












3








3








In April 19, 2019, there was a public debating event called "Happiness: Capitalism vs. Marxism" featuring Canadian psychologist Jordan B. Peterson and psychoanalytical philosopher Slavoj Žižek as the two speakers. During this so-called "debate of the century", Peterson (1:55:32 in the video of the event) reiterates an argument made earlier by Žižek that there were more forests now in the Northern Hemisphere than 100 years ago.



Is this claim correct?










share|improve this question
















In April 19, 2019, there was a public debating event called "Happiness: Capitalism vs. Marxism" featuring Canadian psychologist Jordan B. Peterson and psychoanalytical philosopher Slavoj Žižek as the two speakers. During this so-called "debate of the century", Peterson (1:55:32 in the video of the event) reiterates an argument made earlier by Žižek that there were more forests now in the Northern Hemisphere than 100 years ago.



Is this claim correct?







environment climate-change






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited 8 hours ago









Schmuddi

3,15421624




3,15421624










asked 10 hours ago









SSimonSSimon

5721213




5721213








  • 1





    @Maxim That only goes back a few decades. In any case the last hundred years are not the most important. There was huge deforestation in North America between 200 and 100 years ago.

    – DJClayworth
    8 hours ago











  • Related question: Is only 4% of original forest left in the US?

    – Oddthinking
    5 hours ago














  • 1





    @Maxim That only goes back a few decades. In any case the last hundred years are not the most important. There was huge deforestation in North America between 200 and 100 years ago.

    – DJClayworth
    8 hours ago











  • Related question: Is only 4% of original forest left in the US?

    – Oddthinking
    5 hours ago








1




1





@Maxim That only goes back a few decades. In any case the last hundred years are not the most important. There was huge deforestation in North America between 200 and 100 years ago.

– DJClayworth
8 hours ago





@Maxim That only goes back a few decades. In any case the last hundred years are not the most important. There was huge deforestation in North America between 200 and 100 years ago.

– DJClayworth
8 hours ago













Related question: Is only 4% of original forest left in the US?

– Oddthinking
5 hours ago





Related question: Is only 4% of original forest left in the US?

– Oddthinking
5 hours ago










1 Answer
1






active

oldest

votes


















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There are several news reports 1, 2, 3, which are all mentioning this study, that is unfortunately not open-source.
The findings were




The research suggests an area covering 2.24 million square kilometers - roughly the combined land surface of Texas and Alaska, two sizeable US states - has been added to global tree cover since 1982.




But it is also mentioned, while the northern hemisphere has more trees, south America has lost a lot and the diversity of the trees went down.



South America Tree loss
Image Reference





I know this is not a hundred years ago, but only 35 years. Given the fact that he held a speech and the claim sounds very similar (only time is offset, but on the same scale) and he retweeted a similar news story, were the claim was




“Deforestation has stopped in wealthy countries. Europe’s forest area grew by more than 0.3% annually from 1990 to 2015. In the United States it is growing by 0.1% annually.”




I am pretty certain he didn't mean exactly a hundred years ago.






share|improve this answer


























  • Wow. Thank you. Is it true that most people live in Northern hemisphere?

    – SSimon
    7 hours ago






  • 2





    Unfortunately, the time span that is covered by the article you refer to is too short to address the claim asked in the question. The 1980s were a time in which the impact and the dangers of deforestation became very visible. It's not surprising that we see an absolute increase since then. But what about the preceding 65 years, a period in which environmentalism was not exactly well-developed? What if the absolute loss of forested areas during that time in the Northern Hemisphere was much larger than the gain since 1982?

    – Schmuddi
    7 hours ago













  • @SSimon Yes. But that isn't really relevant since this is a global issue: oxygen is a gas and difuses freely across the entire planet, so you can't make a useful breakdown by hemisphere.

    – terdon
    7 hours ago








  • 2





    I don't understand the labeling in that figure. Is the net gain for e.g. Europe larger than the gross gain?

    – Anyon
    3 hours ago



















1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









4














There are several news reports 1, 2, 3, which are all mentioning this study, that is unfortunately not open-source.
The findings were




The research suggests an area covering 2.24 million square kilometers - roughly the combined land surface of Texas and Alaska, two sizeable US states - has been added to global tree cover since 1982.




But it is also mentioned, while the northern hemisphere has more trees, south America has lost a lot and the diversity of the trees went down.



South America Tree loss
Image Reference





I know this is not a hundred years ago, but only 35 years. Given the fact that he held a speech and the claim sounds very similar (only time is offset, but on the same scale) and he retweeted a similar news story, were the claim was




“Deforestation has stopped in wealthy countries. Europe’s forest area grew by more than 0.3% annually from 1990 to 2015. In the United States it is growing by 0.1% annually.”




I am pretty certain he didn't mean exactly a hundred years ago.






share|improve this answer


























  • Wow. Thank you. Is it true that most people live in Northern hemisphere?

    – SSimon
    7 hours ago






  • 2





    Unfortunately, the time span that is covered by the article you refer to is too short to address the claim asked in the question. The 1980s were a time in which the impact and the dangers of deforestation became very visible. It's not surprising that we see an absolute increase since then. But what about the preceding 65 years, a period in which environmentalism was not exactly well-developed? What if the absolute loss of forested areas during that time in the Northern Hemisphere was much larger than the gain since 1982?

    – Schmuddi
    7 hours ago













  • @SSimon Yes. But that isn't really relevant since this is a global issue: oxygen is a gas and difuses freely across the entire planet, so you can't make a useful breakdown by hemisphere.

    – terdon
    7 hours ago








  • 2





    I don't understand the labeling in that figure. Is the net gain for e.g. Europe larger than the gross gain?

    – Anyon
    3 hours ago
















4














There are several news reports 1, 2, 3, which are all mentioning this study, that is unfortunately not open-source.
The findings were




The research suggests an area covering 2.24 million square kilometers - roughly the combined land surface of Texas and Alaska, two sizeable US states - has been added to global tree cover since 1982.




But it is also mentioned, while the northern hemisphere has more trees, south America has lost a lot and the diversity of the trees went down.



South America Tree loss
Image Reference





I know this is not a hundred years ago, but only 35 years. Given the fact that he held a speech and the claim sounds very similar (only time is offset, but on the same scale) and he retweeted a similar news story, were the claim was




“Deforestation has stopped in wealthy countries. Europe’s forest area grew by more than 0.3% annually from 1990 to 2015. In the United States it is growing by 0.1% annually.”




I am pretty certain he didn't mean exactly a hundred years ago.






share|improve this answer


























  • Wow. Thank you. Is it true that most people live in Northern hemisphere?

    – SSimon
    7 hours ago






  • 2





    Unfortunately, the time span that is covered by the article you refer to is too short to address the claim asked in the question. The 1980s were a time in which the impact and the dangers of deforestation became very visible. It's not surprising that we see an absolute increase since then. But what about the preceding 65 years, a period in which environmentalism was not exactly well-developed? What if the absolute loss of forested areas during that time in the Northern Hemisphere was much larger than the gain since 1982?

    – Schmuddi
    7 hours ago













  • @SSimon Yes. But that isn't really relevant since this is a global issue: oxygen is a gas and difuses freely across the entire planet, so you can't make a useful breakdown by hemisphere.

    – terdon
    7 hours ago








  • 2





    I don't understand the labeling in that figure. Is the net gain for e.g. Europe larger than the gross gain?

    – Anyon
    3 hours ago














4












4








4







There are several news reports 1, 2, 3, which are all mentioning this study, that is unfortunately not open-source.
The findings were




The research suggests an area covering 2.24 million square kilometers - roughly the combined land surface of Texas and Alaska, two sizeable US states - has been added to global tree cover since 1982.




But it is also mentioned, while the northern hemisphere has more trees, south America has lost a lot and the diversity of the trees went down.



South America Tree loss
Image Reference





I know this is not a hundred years ago, but only 35 years. Given the fact that he held a speech and the claim sounds very similar (only time is offset, but on the same scale) and he retweeted a similar news story, were the claim was




“Deforestation has stopped in wealthy countries. Europe’s forest area grew by more than 0.3% annually from 1990 to 2015. In the United States it is growing by 0.1% annually.”




I am pretty certain he didn't mean exactly a hundred years ago.






share|improve this answer















There are several news reports 1, 2, 3, which are all mentioning this study, that is unfortunately not open-source.
The findings were




The research suggests an area covering 2.24 million square kilometers - roughly the combined land surface of Texas and Alaska, two sizeable US states - has been added to global tree cover since 1982.




But it is also mentioned, while the northern hemisphere has more trees, south America has lost a lot and the diversity of the trees went down.



South America Tree loss
Image Reference





I know this is not a hundred years ago, but only 35 years. Given the fact that he held a speech and the claim sounds very similar (only time is offset, but on the same scale) and he retweeted a similar news story, were the claim was




“Deforestation has stopped in wealthy countries. Europe’s forest area grew by more than 0.3% annually from 1990 to 2015. In the United States it is growing by 0.1% annually.”




I am pretty certain he didn't mean exactly a hundred years ago.







share|improve this answer














share|improve this answer



share|improve this answer








edited 7 hours ago

























answered 8 hours ago









MaximMaxim

8652822




8652822













  • Wow. Thank you. Is it true that most people live in Northern hemisphere?

    – SSimon
    7 hours ago






  • 2





    Unfortunately, the time span that is covered by the article you refer to is too short to address the claim asked in the question. The 1980s were a time in which the impact and the dangers of deforestation became very visible. It's not surprising that we see an absolute increase since then. But what about the preceding 65 years, a period in which environmentalism was not exactly well-developed? What if the absolute loss of forested areas during that time in the Northern Hemisphere was much larger than the gain since 1982?

    – Schmuddi
    7 hours ago













  • @SSimon Yes. But that isn't really relevant since this is a global issue: oxygen is a gas and difuses freely across the entire planet, so you can't make a useful breakdown by hemisphere.

    – terdon
    7 hours ago








  • 2





    I don't understand the labeling in that figure. Is the net gain for e.g. Europe larger than the gross gain?

    – Anyon
    3 hours ago



















  • Wow. Thank you. Is it true that most people live in Northern hemisphere?

    – SSimon
    7 hours ago






  • 2





    Unfortunately, the time span that is covered by the article you refer to is too short to address the claim asked in the question. The 1980s were a time in which the impact and the dangers of deforestation became very visible. It's not surprising that we see an absolute increase since then. But what about the preceding 65 years, a period in which environmentalism was not exactly well-developed? What if the absolute loss of forested areas during that time in the Northern Hemisphere was much larger than the gain since 1982?

    – Schmuddi
    7 hours ago













  • @SSimon Yes. But that isn't really relevant since this is a global issue: oxygen is a gas and difuses freely across the entire planet, so you can't make a useful breakdown by hemisphere.

    – terdon
    7 hours ago








  • 2





    I don't understand the labeling in that figure. Is the net gain for e.g. Europe larger than the gross gain?

    – Anyon
    3 hours ago

















Wow. Thank you. Is it true that most people live in Northern hemisphere?

– SSimon
7 hours ago





Wow. Thank you. Is it true that most people live in Northern hemisphere?

– SSimon
7 hours ago




2




2





Unfortunately, the time span that is covered by the article you refer to is too short to address the claim asked in the question. The 1980s were a time in which the impact and the dangers of deforestation became very visible. It's not surprising that we see an absolute increase since then. But what about the preceding 65 years, a period in which environmentalism was not exactly well-developed? What if the absolute loss of forested areas during that time in the Northern Hemisphere was much larger than the gain since 1982?

– Schmuddi
7 hours ago







Unfortunately, the time span that is covered by the article you refer to is too short to address the claim asked in the question. The 1980s were a time in which the impact and the dangers of deforestation became very visible. It's not surprising that we see an absolute increase since then. But what about the preceding 65 years, a period in which environmentalism was not exactly well-developed? What if the absolute loss of forested areas during that time in the Northern Hemisphere was much larger than the gain since 1982?

– Schmuddi
7 hours ago















@SSimon Yes. But that isn't really relevant since this is a global issue: oxygen is a gas and difuses freely across the entire planet, so you can't make a useful breakdown by hemisphere.

– terdon
7 hours ago







@SSimon Yes. But that isn't really relevant since this is a global issue: oxygen is a gas and difuses freely across the entire planet, so you can't make a useful breakdown by hemisphere.

– terdon
7 hours ago






2




2





I don't understand the labeling in that figure. Is the net gain for e.g. Europe larger than the gross gain?

– Anyon
3 hours ago





I don't understand the labeling in that figure. Is the net gain for e.g. Europe larger than the gross gain?

– Anyon
3 hours ago



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