"The world has enough for everyone's needs, but not everyone's greed"by Mahatma Gandhi (see the Guardian) There are people who might discuss if we actually have enough for everyone's needs as the human population has exploded during the past century and is still expected to grow for some years to come. But there is definitely …
The state of nature in Germany is worrisome (https://www.sueddeutsche.de/politik/naturschutz-bericht-deutschland-1.4912845) but mine is by far not the only country where newspapers can bear such headlines, and probably the state of nature here is not the worst in the world. The Amazon and other tropical rainforests are likely to turn into CO2 sources rather than CO2 sinks …
In the past few weeks, there was a huge discussion in Germany about the money the government was going to spend on kickstarting the economy again after the covid troubles. The probably biggest issue were the planned subsidies for buyers of (modern) combustion engine cars. It was also highly discussed in the press, with many …
Nature is highly valued by everyone. People know that it has an intrinsic value, but also that it is the basis for human life on earth. Humanity has moved from an ego-logical to an eco-logical view: Source: https://i2.wp.com/www.permatree.org/wp-content/uploads/2018/03/Ego-logical_VS_Eco-logical.png?fit=636%2C491&ssl=1 Therefore, nature now is protected. There are countless natural reserves and wilderness areas where humans do not …
***Global Climate Strike on Friday, 20th of September, please join all!*** I dream of a world in which food is always grown with sustainable methods (such as organic + permaculture, agroforestry, ...) so that everything is yummy and healthy. In cities we are offered predominantly seasonal and regional food in stores, which is unwrapped of …
The header image shows the global annual average temperatures from 1850 to 2018. What do you see there? On the source page (https://showyourstripes.info/), you can find this for your country. I will show you the examples of five countries in the following. Guess which image belongs to which country! You will find the solution in …
Yes, I mixed some things in the title... Some classmates edited a speech of Donald Trump a few weeks ago and replaced each 'great' in 'make America great again' etc. with 'green' - a funny end to their presentation, but unfortunately quite opposite from the reality. He destroyed so many environmental laws and even wants …
Task 1: Join Earth Hour 2019 and switch off your lights and electronic devices this Saturday (30th of March) at 8:30 pm of your local time. You will be in good company because this will be done by thousands of people and numerous world-famous landmarks to pressure for a change in how we act towards …
Before starting the post itself: Please take a few minutes to take an important survey for my uni if you are German, US American or Chinese: https://goo.gl/forms/BA2TnKMoA5EhgdH43 If you know Chinese people, please send them the link. We urgently need many more answers from China! Now the actual content: Sometimes my studies are a bit …
Maybe more than you would think... For some sports, it is probably obvious what the problem is. Just think about motor sports: Formula 1 and similar races, with cars that are highly emitting, using fossil fuels, paths that have to be cooled before races with tons of water (because the countries are too hot and …
Continue reading What does sport have to do with sustainability?
Catha goes sustainable 
