James Hansen outlines Climate Research in 2005

Climate change and national security panel discussion from the World Affairs Council on May 3, 2005. Then NASA chief James Hansen outlined the state of global climate change research. In late 2005, however, Dr. Hansen’s ability to voice his concerns about global warming was severely compromised by NASA public affairs officials. After he called on…

Surprised Researchers find Ozone Loss at Populated Areas

The vital ozone layer has continued to deplete in recent years over the densely populated mid-latitudes and tropics, while it is recovering at the poles https://www.ethz.ch/en/news-and-events/eth-news/news/2018/02/decline-stratospheric-ozone.html Evidence for a continuous decline in lower stratospheric ozone offsetting ozone layer recovery https://www.atmos-chem-phys.net/18/1379/2018/ Ozone loss may have caused mass extinction https://climatenewsnetwork.net/ozone-loss-may-have-caused-mass-extinction Ozone Pollution Maps Show Spikes Amid Broad…

The Future of Energy (1993)

This historic film outlined 25 years ago an assessment of emerging energy resources, and also mentions briefly solar and wind power. This film discusses energy development in light of global warming. This work is licensed under a Creative Commons Attribution 2.5 License. Production: United States Geological Survey Digitization Date: 1996; Digitizing Organization: Carnegie Mellon University…

An introduction to Methane Hydrates

This lecture was held in 2008 by Scripps Institution of Oceanography geochemist Miriam Kastner. This version has been slightly edited.

Release via https://www.youtube.com/watch?v=mSTm6cZjO14

Further reading

Methane clathrate https://en.wikipedia.org/wiki/Methane_clathrate

Paleocene–Eocene Thermal Maximum –
Ocean https://en.wikipedia.org/wiki/Paleocene–Eocene_Thermal_Maximum#Ocean

Teaser image credit: Yannis Papanastasopoulos on Unsplash

Music by WOWSound, “Tree of Life”.

Energy consumption Bitcoin vs Banking System

The highest estimates for Bitcoins annual terawatt hours consumption is 28.67. This means, more than 3 times more efficient than a very conservative calculation of the cost of the global banking system. Carlos Domingo: The Bitcoin vs Visa Electricity Consumption Fallacy https://hackernoon.com/the-bitcoin-vs-visa-electricity-consumption-fallacy-8cf194987a50 Jonathan Koomey gets quoted in the Washington Post, and other estimates https://www.washingtonpost.com/news/energy-environment/wp/2017/12/19/why-the-bitcoin-craze-is-using-up-so-much-energy Highest…

Cryptocurrency Ethereum Founder Vitalik Buterin on Climate Change

After Bitcoin, Ethereum is the second largest cryptocurrency in the world, with a market capitalization of over $100 billion. In December 2017 Buterin briefly addressed energy consumption of Ethereum mining, and what he plans to change the issue. Discuss (Dec 10,2017) Vitalik Buterin – Lays Out Ethereum 2.0 Roadmap In Taiwan https://www.youtube.com/watch?v=PZ9PauT1Mk8 Ethereum https://en.wikipedia.org/wiki/Ethereum Proof-of-stake…