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On the road towards submitting its third national communication, Colombia wanted to make sure that they had a high quality national Greehouse Gas (GHG) inventory. With this purpose, Aether was appointed to provide a key international expert for carrying out the review. One week was spent in country, analysing all the details of Colombia’s inventory cycle, with particular focus on the calculation methods for the energy and the industrial processes and product use (IPPU) sectors.
Colombia’s national circumstances determine the level of detail required for inventory compilation. Despite being a non-Annex I country to the UNFCCC, the country is committed to developing a high quality inventory system. Aether’s main objective was to identify improvement needs in the inventory compilation of the energy and IPPU sector. Aether identified that the quality of Colombia’s emission estimates was affected by the lack of available information. Another difficulty was the need to reinforce institutional arrangements.
Aether analysed in detail the emission estimates made for the energy and IPPU sectors. After ascertaining the accuracy of the estimates and identifying the lack of data available as the main issue to be solved, Aether proposed high quality recommendations by category level, to enhance the accuracy of the inventory, as well as to the national system itself.
The project resulted in Colombia improving its GHG emission estimates. This resulted in Colombia being able to submit their third national communication to the UNFCCC.
Category: National Governments, Policies and Measures
In cooperation with UNDP through the GEF funded project “Development of Montenegro’s Second BUR”, Aether has been supporting Montenegro in developing a monitoring, reporting and verification (MRV) system for its climate change mitigation and adaptation actions.
Read case studyCategory: National Governments, Emission Inventories
On the road towards establishing a sustainable GHG inventory, Aether assisted South Africa's Department of Environmental Affairs to establish a National System for regular GHG estimation, analysis and reporting.
Read case studyCategory: National Governments, Emission Inventories, Policies and Measures
Aether is supporting the Environment Agency of Iceland in the compilation of its greenhouse gas and air quality emissions inventories as well as projections and policies and measures. We are helping to ensure that Iceland’s inventory is robust and of high quality.
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Posted on: 17 March 2026
Aether provided representatives from Central Asia (Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan and Kazakhstan) who were visiting the UK on a study tour with an introduction to air quality management.
Read full storyPosted on: 26 February 2026
Aether staff delivered a workshop in Islamabad, Pakistan on the fundamentals of MRV and GHG inventories.
Read full storyPosted on: 13 January 2026
The air pollutant emissions inventories for England, Scotland, Wales, and Northern Ireland were published in September 2025. The data covers the period 2005 to 2023, for the pollutants ammonia, carbon monoxide, nitrogen oxides, non-methane volatile organic compounds, PM10, PM2.5, sulphur dioxide, and lead.
Read full storyPosted on: 11 December 2025
Aether completed a project for to train staff in Government of Jersey in using Aether's Carbon Scenario Model to quantify the carbon impacts of net zero policies. The model is a key tool for the Government of Jersey for informing policy decisions on climate actions, and other related policies.
Read full storyTestimonial