Carbon Offsetting and Reduction Scheme for International Aviation

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CORSIA scheme

The Carbon Offsetting and Reduction Scheme for International Aviation (CORSIA) is a carbon offset and carbon reduction scheme to lower CO2 emissions for international flights, to curb the aviation impact on climate change.

Contents

It was developed by the International Civil Aviation Organization (ICAO) and adopted in October 2016. Its goal is to have a carbon neutral growth from 2020. CORSIA uses Market-based environmental policy instruments to offset CO2 emissions: aircraft operators have to purchase carbon credits from the carbon market. Starting in 2021, the scheme is voluntary for all countries until 2027.

Background

The 1997 Kyoto Protocol includes CO2 emissions from airports and domestic aviation in its first period (2008–2012), but not international aviation CO2 emissions or climate effects beyond CO2. From 2009, Governments agreed to work for the Kyoto Protocol to reduce and to allocate international aviation emissions through the International Civil Aviation Organization (ICAO). An agreement was not reached during the 2009 Copenhagen climate conference. [1] Failure to reach an agreement could lead to the average global temperature rising above 2 °C, not avoiding dangerous climate change. [2] [3] [4]

In 2009, the air transport industry targeted a fuel efficiency improvement of 1.5% per year until 2020; carbon-neutral growth capping CO2 emissions from 2020; and halving its CO2 emissions by 2050 compared to 2005. [5] In 2010, international flights emitted 458  Mt of carbon dioxide. [6]

Adoption

In October 2016, the 191 nations of the ICAO established the scheme, requiring operators to purchase carbon offsets to cover their emissions above 2020 levels, starting from 2021. [5] Forestry and carbon-reducing activities will be funded by 2% of the sector annual revenues, avoiding "double counting" of existing efforts. [7] CORSIA is voluntary until 2027, but many countries, including the US and China, promised to begin from the 2020 start. [7] The WWF saw carbon credits as credible, but the scheme appears insufficient in the long run while review periods are included. [7]

The agreement does not include an objective of containing global warming to 1.5-2 °C like the 2015 Paris climate agreement. [8] As emissions below 2020 levels are grandfathered, CORSIA will regulate 25% of aviation's international emissions. [9] CORSIA applies to international flights representing 60% of aviation emissions, and the initial voluntary period includes 65 nations, leaving out Russia, India and perhaps Brazil. [10]

Due to the impact of the COVID-19 pandemic on aviation, the value of 2019 emissions will be used for the pilot phase of the CORSIA implementation from 2021 to 2023. [11]

Implementation

On 15 February 2019, the ICAO announced an agreement on alternative fuels to reduce offsets, but details on how to reach the target of halving 2005-level emissions by 2050 remain elusive. [12] On 18 February, the European Council urged the ICAO to implement CORSIA swiftly and to "agree on a long-term goal at its next assembly" in September. [12] For the Air Transport Action Group, the ICAO could take three years to negotiate, until 2022. [12]

Fossil fuels produced from newer oil wells, or with some more efficient refinery processing will be eligible. Aviation biofuels from a variety of feedstocks including palm oil, the most likely source and a leading cause of deforestation, would be eligible for use. [13]

Participation

As of January 2018, more than 70 countries representing more than 85% of international aviation activity have volunteered to participate. India and Russia are yet to join CORSIA. India, which has four of the five carbon-neutral airports in the Asia-Pacific region [14] and the world's first fully solar powered airport, has drawn attention to "differentiated responsibilities" and the "need to ensure the transfer of financial resources, technology transfer and deployment and capacity building support to developing countries for enabling them to voluntarily undertake action plans". [15]

Exemptions

Least Developed Countries, Small Island Developing States and Landlocked Developing Countries can volunteer to participate in CORSIA, while it is not mandated on them. However, all ICAO member states "with aeroplane operators conducting international flights are required to monitor, report and verify carbon dioxide emissions from these flights every year from 2019". [16] All aeroplane operators with CO2 emissions less than or equal to 10,000 tonnes are exempted from the CORSIA reporting requirements. [17]

Emissions from domestic air travel are not included in CORSIA. ICAO states that "Emissions from domestic aviation, as other domestic sources, are addressed under the UNFCCC and calculated as part of the national GHG inventories and are included in national totals (part of the Nationally Determined Contributions (NDCs))..." [18]

Criticisms

Advocacy group and observer Transport and Environment thinks CORSIA won't reduce demand for jet fuel, while Greenpeace called it "a timid step in the right direction". [19] Non-governmental organizations formed the Stay Grounded network in various countries during the 2016 ICAO conference. [20] [21] Fifty organisations including Attac Europe, Friends of the Earth International, Global Justice Now, Greenpeace, and the Indigenous Environmental Network, among others, signed a petition against airport expansion. [22] One hundred organisations, including Greenpeace and Friends of the Earth, signed a civil society statement rejecting ICAO's aviation emissions offset scheme, as it would cause global warming to surpass 1.5 °C. [23]

CORSIA is a market based mechanism to offset emissions: an airline would purchase carbon credits to offset its emissions. [24] The Directorate-General for Mobility and Transport of the European Commission has described it as "a delicate compromise between all involved in its elaboration". [25] The scheme may address a significant part of emissions from the expansion of international aviation. Aviation related emissions are not capped.

Offsetting focuses on emissions trading rather than reducing emissions. [26] Forest offsets could predominate, but their effectiveness could be reduced by wildfires, droughts, pests, illegal logging and geopolitical dynamics, making it difficult to measure, verify or guarantee carbon sequestration. [27] Forest offset projects can result in human rights violations. [28] CORSIA may not be as stringent as the European Union Emission Trading Scheme. [29]

Neste is the largest producer of biofuels from Hydrotreated Vegetable Oil, the most mature and economically viable technology for commercial aviation biofuels, and relies on crude palm oil and palm fatty acid distillate. [30] Neste has decided to establish its aviation biofuel production in Singapore, in the largest palm oil producing region, linked to rampant deforestation. [30] Biofuels from palm oil could emit more CO2 than the replaced fossil fuels, and cause biodiversity loss. [31] CORSIA would create demand for aviation biofuel.

See also

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The International Civil Aviation Organization is a specialized agency of the United Nations that coordinates the principles and techniques of international air navigation, and fosters the planning and development of international air transport to ensure safe and orderly growth. The ICAO headquarters are located in the Quartier International of Montreal, Quebec, Canada.

<span class="mw-page-title-main">Biofuel</span> Type of biological fuel produced from biomass from which energy is derived

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<span class="mw-page-title-main">Climate change mitigation</span> Actions to reduce net greenhouse gas emissions to limit climate change

Climate change mitigation is action to limit climate change. This action either reduces emissions of greenhouse gases or removes those gases from the atmosphere. The recent rise in global temperature is mostly due to emissions from burning fossil fuels such as coal, oil, and natural gas. There are various ways that mitigation can reduce emissions. These are transitioning to sustainable energy sources, conserving energy, and increasing efficiency. It is possible to remove carbon dioxide from the atmosphere. This can be done by enlarging forests, restoring wetlands and using other natural and technical processes. The name for these processes is carbon sequestration. Governments and companies have pledged to reduce emissions to prevent dangerous climate change. These pledges are in line with international negotiations to limit warming.

<span class="mw-page-title-main">Carbon offsets and credits</span> Carbon dioxide reduction scheme

A carbon offset is a reduction or removal of emissions of carbon dioxide or other greenhouse gases made in order to compensate for emissions made elsewhere. A carbon credit or offset credit is a transferrable financial instrument (i.e. a derivative of an underlying commodity) certified by governments or independent certification bodies to represent an emission reduction that can then be bought or sold. Both offsets and credits are measured in tonnes of carbon dioxide-equivalent (CO2e). One carbon offset or credit represents the reduction or removal of one tonne of carbon dioxide or its equivalent in other greenhouse gases.

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<span class="mw-page-title-main">Low-carbon fuel standard</span> Rule to reduce carbon intensity of transportation fuels

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<span class="mw-page-title-main">Initial IMO Strategy on the reduction of GHG emissions from ships</span> Framework on greenhouse gases and maritime shipping

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