Cities & Regions



Solartainer

A mobile plug & play solar power plant and energy storage for remote, off-grid areas

Location: Mali, Niger
Submitter: Africa GreenTec AG

Mwenga Hydro & Rural Electrification

An integrated, renewable energy infrastructure project to supply rural households and businesses

Location: Tanzania
Submitter: Rift Valley Energy Ltd

Solar Cooling and Hot Water for Nicaragua's Largest Hospital

A lighthouse project for the promotion of solar cooling in Central America

Location: Nicaragua
Submitter: S.O.L.I.D. Gesellschaft für Solarinstallationen und Design mbH

Upgrading Municipal Water Infrastructure in South Africa

Promoting market-based deployment of clean energy technology solutions in municipal waterworks

Location: South Africa
Submitter: REEEP/UNIDO

Quinto Centenario Cycle Avenue

Supporting the mobility transformation in Bogotá

Location: Colombia
Submitter: C40 Cities Finance Facility

Mumbai Solid Waste Treatment Plant

Waste management and new solutions for the Indian metropolis

Location: India
Submitter: Compost Systems GmbH

Demo Composting Plant Oran

Combining zero waste with energy efficiency and capacity building

Location: Algeria
Submitter: R20 Regions of Climate Action

Waste-to-energy Hybrid Facility

A private sector contribution to sustainable solid waste management

Location: Philippines
Submitter: IUT GmbH - Innovation. Umwelt. Technologie

WADI – Sustainable Water Disinfection

A climate project to provide safe water access and reduce CO2 emissions

Location: Bangladesh
Submitter: HELIOZ GmbH

The “Vienna Model”: 365 Days of Unlimited Public Mobility

Increasing the use of public transport by introducing an attractive pricing model

Location: Austria
Submitter: City of Vienna

1 Million Solar Roofs Initiative

A California clean energy milestone

Location: United States
Submitter: USC Schwarzenegger Institute for State and Global Policy

Augmentation of Mahiyanganaya Water Supply Project

Design and construction of a water treatment plant

Location: Sri Lanka
Submitter: MUT Maschinen-Umwelttechnik-Transportanlagen GmbH

Vertical Forest

The first prototype of building entirely covered with plants

Location: Italy
Submitter: Stefano Boeri Architetti

Sustainable House Refurbishment

Eco-efficient materials and renewable energy solutions

Location: Austria
Submitter: Private project by Bernhard Scharinger

Climate and Energy Model Regions

An Austrian blueprint for a successful bottom-up approach in the field of climate change and energy

Location: Austria
Submitter: Climate and Energy Fund

Climate Culture Pavilion

An installation that presents a future model for cooling urban spaces

Location: Austria
Submitter: Breathe Earth Collective

Mayors for Climate: Carbon Neutral 2050

Subnational initiative of the CC35, chaired by the Mayor of Santiago

Location: Argentina, Bolivia, Brazil, Chile, Colombia, Costa Rica, Cuba, Dominican Republic, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Puerto Rico, Uruguay, Venezuela
Submitter: Ciudades Capitales de las Américas frente al Cambio Climático (CC35)

Sustainable Housing

Affordable housing combined with ecological building concepts

Location: Austria
Submitter: HALLMANN HOLDING International Investment GmbH

Braking Energy Recuperation for Subway Stations

Increasing energy efficiency in Vienna’s public transport system

Location: Austria
Submitter: Wiener Linien GmbH & Co KG