ISPO Autor
Ralf Kerkeling

Ralf Kerkeling is a freelance journalist. He has a copywriting agency in Cologne and writes mainly for B2B/B2C print and online media as well as companies in the sports and outdoor environment. As host of the podcast formats "Made in Green" and "Green Vision", he deals with the topics of circular economy and sustainability. In this context, Ralf regularly moderates symposia and congresses. For ISPO.com he is also involved in the ISPO Awards.

More about Ralf Kerkeling on his website.








Product reviews
For all those who want to make climbing more sustainable in bouldering or climbing gyms or even at home, Greenholds has an alternative ready with its innovative holds.