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+###################
+#  Alex de Vries, Bitcoin Sunstainability Researcher, Founder of Digiconomist
+
+
+- quote: |
+    Bitcoin electronic waste generation is at 10.324 kilotonnes per year 
+    (comparable to a country like Luxembourg) - see bitcoinelectronicwaste.com 
+
+    A footprint of 91.2 grams per unique transaction 
+    (equal to the weight of 1.4 'C'-size batteries or 2 golf balls). 
+  date:  2020-12-30
+  source:  https://twitter.com/DigiEconomist/status/1344290390296424448
+
+
+- quote: |
+    The latest Bitcoin energy consumption index is 77.782 TWh per year 
+    (comparable to a country like Chile) - see bitcoinenergyconsumption.com
+    
+    The energy footprint per unique transaction is 690.8 kWh (enough to power 1 U.S. household for 23.7 days) 
+    
+    > Austrian Maximalists comments:
+    >  Bitcoin will drive a renewable energy revolution.
+  date:  2020-12-29
+  source: https://twitter.com/DigiEconomist/status/1343920982990467073
+
+
+- quote: |
+    Bitcoin's TWh usage results in a carbon footprint of 36.95 MtCO2 
+    (comparable to a country like New Zealand) - see bitcoinenergyconsumption.com
+    
+    The carbon footprint per unique transaction is 327.50 kgCO2 (equivalent to 725,861 VISA transactions) 
+  date: 2020-12-29
+  source: https://twitter.com/DigiEconomist/status/1343920982113841152
+
+
+- quote: |
+    Note that the share of fossil fuel based energy has been on the rise this year 
+    due to the growing popularity of countries like Kazakhstan. 
+    This is only expected to rise further: Reuters News -  
+    Kazakhstan in talks on $700 million in cryptocurrency mining projects
+  date: 2020-12-16
+  source: https://twitter.com/DigiEconomist/status/1339200659120291841
+
+
+- quote: |
+    Fact: the majority of energy used by bitcoin miners is still sourced from fossil fuels. 
+    Here's another independent study released just this month confirming that: 
+    Bitcoin Carbon Footprint - Mining Pools Based Estimate Methodology
+
+    Also note that even surveyed miners earlier this year didn't claim more than 40% "green".
+  date: 2020-12-16
+  source: https://twitter.com/DigiEconomist/status/1339197079105785861 
+
+
+- quote: |
+    The latest Ethereum energy consumption index is 14.014 TWh per Year/1.3 Mil US households (+0.45%) -
+    see ethereumenergyconsumption.com
+
+    33 KWh per unique transaction (powers 1 US household for 1.1 days)
+  date: 2020-12-24
+  source: https://twitter.com/DigiEconomist/status/1342123482281349121