1.5°C Goal & Climate Crisis

Syllabus: Climate change

Source: IE

Context: As world leaders prepare for the annual climate conference in Baku, a renewed focus on climate finance and stringent emission reduction is crucial to prevent severe climate repercussions.

Unabated rise of emissions:

• Current emissions: In 2023, global emissions reached 57.1 billion tonnes of CO₂ equivalent, marking a 1.3% increase from 2022.

• Historical trend: Emissions have increased yearly except in 2020, when the COVID-19 pandemic briefly reduced global activity.

• Necessary target: To meet the Paris Agreement’s 1.5°C goal, emissions must peak by 2025 and steadily decline by at least 43% from 2019 levels by 2030. Current projections fall significantly short of this target.

Why there is no quick relief from warming?

• Accumulated greenhouse gases: Global warming is driven by accumulated CO₂ in the atmosphere, which can persist for hundreds of years. Data point: Carbon dioxide concentrations reached 420 ppm in 2023, over 150% higher than pre-industrial levels.

• Data point: Carbon dioxide concentrations reached 420 ppm in 2023, over 150% higher than pre-industrial levels.

• Slow impact of reducing emissions: Even if emissions peak and decline, the impact on warming will be gradual due to the long atmospheric lifespan of pollutants.

• Methane and nitrous oxide levels: Other gases like methane and nitrous oxide have also reached record concentrations, further intensifying warming.

Missing the targets:

• Temperature threshold breach: In 2023, the global temperature was 1.45°C above pre-industrial levels, the highest on record. WMO projection: Average annual global temperatures could breach the 1.5°C threshold within the next few years.

• WMO projection: Average annual global temperatures could breach the 1.5°C threshold within the next few years.

• 2030 Milestone: The IPCC recommends a 43% reduction in emissions by 2030 from 2019 levels; however, current projections show only a 2.6% reduction, far from the required target.

• Decadal average: Between 2014-2023, global temperatures averaged 1.2°C above pre-industrial levels, pushing closer to the 1.5°C threshold.

Way Ahead

• Accelerated clean energy transition: Countries must expedite the shift to renewable energy sources to reduce dependence on fossil fuels.

• Climate finance agreement: The upcoming Baku climate conference should finalize a global finance deal to support ambitious climate actions, especially in developing nations.

• Enhanced carbon reduction commitments: Nations should revise their 2030 emissions targets with more stringent reductions to approach the 43% goal.

• Invest in carbon capture: Technologies like carbon capture and storage should be scaled up to address the excess greenhouse gases in the atmosphere.

• Focus on methane reductions: Reducing non-CO₂ emissions, especially methane, can have immediate benefits in slowing warming rates.

Conclusion:

Without drastic and immediate action, the 1.5°C target will likely remain out of reach. As UN Secretary-General António Guterres said, “The climate crisis is a code red for humanity.” Achieving meaningful progress requires unwavering global commitment, substantial financial resources, and enhanced climate policies across all nations.

Insta Links:

• GHG-bulletin

• Climate-change-and-associated-issues

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