Many Czech and international organisations have translated part or all of their websites.
Use them to practice your English!
Below are some examples - please let me know if you have any others to recommend.
Institute of Geophysics of the Czech Academy for Sciences
A public reserach institution engaged in research aimed generally at physics of the solid Earth and its immendiate space environment.
European Wilderness Society
Wilderness areas represent a vital element of Europe's natural adn cultural heritage.
European Wildlife
A pan-European non-profit organization dedicated to nature preservation and environmental protection.
Rewilding Britain
Wildernes Rewilding is the large-scale restoration of ecosystems where nature can take care of itself.