1.5-Degree Lifestyles: Carbon Footprint Project

Research Team

Lewis Akenji
Lewis Akenji

Institute for Global Environmental Strategies (IGES)

Lewis Akenji is the Director for Sustainable Consumption and Production at IGES. He has extensive experience in conducting and leading research, technical assistance and programme implementation in Europe and the Asia-Pacific. Lewis has been the lead author of and contributed to a wide variety of academic articles, reports, roadmaps, frameworks and programmes.
Michael Lettenmeier
Michael Lettenmeier

Aalto University, Wuppertal Institute for Climate, Environment and Energy, D-mat ltd.

Michael Lettenmeier conducts research, consulting and training on the implications of one-planet lifestyles on households, business, governmental and other organisations. Michael has developed the 8 tonne resource cap concept for sustainable lifestyles and several footprint calculators for lifestyles. He is founder and CEO of D-mat ltd., an external member of the Sustainable Production and Consumption division at the Wuppertal Institute, and a member of the NODUS Research Group on Sustainable Design at Aalto University.
Ryu Koide
Ryu Koide

Institute for Global Environmental Strategies (IGES)

Ryu Koide is a policy researcher at IGES, focusing on policy analysis and data science of sustainable consumption and production and low-carbon lifestyles. With his background in resources and environmental engineering, development studies, and statistical analysis, Ryu places emphasis on interdisciplinary research analysing consumer lifestyles and evaluating policies and projects for facilitating the transition towards sustainable societies.
Viivi Toivio
Viivi Toivio

Aalto University, D-mat ltd.

Viivi Toivio is a footprint analyst at D-mat ltd., focusing on developing procedures and tools for the material and carbon footprint calculation of households and lifestyles, as well as for individual products. She carries out consulting and training on the transition of private households, municipalities and business towards one-planet thinking. Viivi holds a master’s degree in Environmental Sciences and has also worked in the ecological field and laboratory work, as well as in environmental education with different authorities and municipalities.
Aryanie Amellina
Aryanie Amellina

Institute for Global Environmental Strategies (IGES)

Aryanie Amellina works with Mongolia, Indonesia, Cambodia, Lao PDR, and other Asian countries in measurement, reporting, and verification (MRV) of greenhouse gas emissions reduction, particularly under the Joint Crediting Mechanism (JCM), including in development of MRV methodologies and registry systems. Her research covers MRV systems, GHG inventory and transparency framework, market mechanisms, renewable energy, the role of non-Party stakeholders in climate change mitigation, as well as water and sanitation. Aryanie worked on environmental projects at L'Oreal Indonesia, and has researched the impact of seasonal change on diarrhea and dysentery and the role of Community-Led Total Sanitation at UNICEF Malawi. She has also worked on implementation of the JCM at the National Council on Climate Change Indonesia and the Coordinating Ministry for Economic Affairs Indonesia. She is also involved in the Polyglot Indonesia Association and DukungGuruku.org.