• 2004

  The Kyoto Protocol is ratified.
• 2005

  The UN Climate Change Secretariat develops the first forest climate standard (A/R CDM).
• 2006

  The IPCC AFOLU Guidelines are published.
• 2007

  UN forest certificates are excluded from European emissions trading (EU ETS). 
• 2008

  NGOs are against climate reforestation.
• 2008 - 2012

  Little market acceptance for forest climate projects
• 2012

  NGOs recognize forest climate certification.
• 2012 - 2016

  One UN climate negotiation after another is failing.
• End of 2016

  The Paris Agreement enters into force.
• 2018 - 2019

  Climate change is making itself felt in Germany.
• 2019

  The topic of climate protection is gaining attention.
• 2020

  CO2 pricing in Germany
• 2020 - 2021

  Taking part instead of watching