The Parties to the Aarhus Convention and Parties to the Protocol on Pollutant Release and Transfer Registers (PRTRs) are meeting from 18 to 22 October 2021. Marking the 20th anniversary of the entry into force of the Aarhus Convention, this session will provide a multi-stakeholder platform "to discuss the challenges in promoting environmental democracy, digital transformation, and sustainable development." Magnum photographer Mark Power took those blocs of waste, in 2018, at the Paprec recycling plant, France.