Open access to scientific information on climate crisis

Do we really want to lock original scientific information which is crucial for policy making behind paywalls, for example, in Springer’s journal “Nature Climate Change” [1]? Although the “Nature” brand may give scientific findings additional credibility and impact, this would mean that citizens, scientists, business leaders, and politicians, esp in poorer countries, will have less…

Climate emergency declaration of 17.5 million people

Although governments on a state or country-level do not seem to realize, acknowledge or act upon the climate crisis emergency, local councils and cities areĀ  acting much more decisive. According to the website “Climate Emergency Declaration” [1, 2] as of 2019-01-16, cities and councils representing 17.5 million citizens have declared a climate emergency, including major…

Biofuels and carbon emissions

I recently came across the advertisement of Flygbra.se [1, 2], who advertises national flights in Sweden using bio fuels. While there is still a discussion going what effect various types of bio fuels have on carbon emissions (and other aspects of the biosphere, like land use change and biodiversity), environmental organization warn against using bio…

Climate breakdown and human health

I have recently come across two articles on climate change from a human health perspective, who urgently demand action to minimize climate-related threats to human health and related costs. These articles were published in one of the highest-impact medical journal, The New England Journal of Medicine. Some highlights are the summary of climate change on…

A primer on security, privacy, and anonymity of IT systems

Users of the internet who share information, e.g. by participating in public discussions, may protect their identity or control the audience with whom they share information. One basic reason is that individuals act as members of various social groups (e.g. family, rugby club, church choir, colleagues from oil company,…) who have different values and social…

Download audio files to support public protests!

I am making the audio files below available which I find useful to support protests by playing the audio files to the public, eg playing the audio tracks from a smartphone, SD card, etc using a megaphone. (Note: I am using this megaphone, which I am happy with so far [PEARL, Germany] [AMAZON, Germany]. From…