Mostly mentoring a group of postdocs at Stanford.
Senior Scientist at Gates Ventures.
climate / energy / etc
https://sustainablesolutions.stanford.edu/people/ken-caldeira
Posts imperfectly represent the views of my former self and not my employer.
Ken Caldeira
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The ocean is net heterotrophic, i.e., it is a net oxygen consumer.
This is because terrestrial organic matter come down rivers and gets oxidized in the ocean, and this exceeds the amount of organic carbon buried in ocean sediments.
agupubs.onlinelibrary.wiley.com/doi/abs/10.1...
Isn't it past time that the murderous Republican regime is brought to justice?
Criminality. Cruelty. Corruption.
That is the Republican brand.
theintercept.com/2026/06/10/t...
Solar just produced more electricity than coal in the US for the first month ever
and it won't be the last...
Over the last two decades, the role of coal and solar in the US mix has changed drastically
May 2006: 🪨 48%, ☀️ 0%
May 2016: 🪨 26%, ☀️ 2%
May 2026: 🪨 12%, ☀️ 13%
NEW: Our visual analysis suggests the U.S. hit two drinking-water facilities overnight in southern Iran with precision-guided munitions. Deliberately targeting civilian infrastructure could constitute a war crime. w/ @ckoettl.bsky.social @johnismay.bsky.social www.nytimes.com/2026/06/10/w...
Making America Great Again
'Women Who Fled Iran Are to Be Deported to Central African Republic, Lawyers Say.
The women are among nearly two dozen people slated to be sent to a country where the U.S. government has advised “Do not travel for any reason.”'
www.nytimes.com/2026/06/11/w...
Sometimes it seems like the stock market is an inverse indicator of the health of the economy.
Stock prices skyrocket with the economic destruction caused by Trump's tariffs and war, and then fall precipitously when there is a good job report.
www.nytimes.com/2026/06/05/b...
14th Amendment to the U.S. Constitution.
The Trump crime family continues its work, aided and abetted by corrupt Republicans in the House, Senate and Supreme Court.
It falls on countries such as Albania to try to put a stop to what we are allowing these criminals to get away with.
www.occrp.org/en/news/alba...
Los Angeles County literally has a fully transparent vote counting process - the entire count is livestreamed online. This commitment to transparency makes zero difference, mainstream press still credulously repeats GOP info bubble claims of fraud anyway.
