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Home LIFE ENVIRONMENT

Exploring the Science Behind Net Zero

What can be the future of Net Zero?

Steven Mitchell by Steven Mitchell
February 6, 2023
in ENVIRONMENT, LIFE
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“Net zero” refers to the idea of balancing the amount of greenhouse gases (GHGs) emitted into the atmosphere with an equivalent amount of GHGs removed or avoided. 

The objective is to reach a balance where the total net emissions of greenhouse gases are zero or less, i.e., there is no net contribution to climate change.

As a method of reducing the overall amount of greenhouse gases discharged into the environment, “net zero” is frequently linked to the mitigation of climate change. Net zero can be attained in a number of ways, including:

  • Reducing emissions: This can be done by improving energy efficiency, switching to renewable energy sources, and implementing carbon capture and storage technology.
  • Offsetting emissions: This can be done by investing in projects that remove or avoid greenhouse gas emissions, such as reforestation, soil carbon sequestration, or carbon capture and storage.
  • Carbon credits: buying carbon credits from other organisations who have reduced their emissions more than their own target.

To halt global warming, the level of greenhouse gases in the atmosphere must be reduced.To stop global warming, we need to lower the amount of greenhouse gases in the air.

The obvious solution is to stop emitting them. However, this is easier said than done.

Eliminating emissions is extremely difficult in some industries, such as aviation and manufacturing.

Scientists realised in the years leading up to the Copenhagen climate conference in 2009 that it was not possible to cut emissions quickly and completely enough to satisfy the temperature targets set by policymakers. It was also necessary to aggressively remove greenhouse gases from the environment.

People started talking about a world in which greenhouse-gas emissions and removals balanced each other out. As a result, the overall effect was nil.

The countries that signed the Paris Agreement pledged to make this vision a reality by agreeing to balance greenhouse gas emissions and removal.

In the second half of the twentieth century, we need to do two things to attain net-zero emissions. One obvious step is to reduce the amount of greenhouse gases we emit into the atmosphere by burning fossil fuels.

The other, though, is to remove emissions from the atmosphere. That is the more difficult and sometimes perplexing component of reaching net zero. This is referred to as “negative emissions”

There are various methods for accomplishing this; for example, trees accomplish this naturally through biological processes. But, in order to meet ambitious climate targets, we must now turn to man-made solutions.

Some strategies for removing greenhouse gases from the atmosphere, such as growing new trees and upgrading soil to store more carbon, are already being employed on a large scale.

However, there are new technologies in the early stages of research, such as methods of absorbing carbon dioxide and storing it underground. Machines or plants could extract carbon dioxide directly from the atmosphere. Using them to create electricity and then capturing the CO2 emissions as they burn

There is a surge of invention in zero-emission technologies. They range from ambitious to bizarre, and none have been tested at scale. That is what makes them so troublesome.

The world is banking on technologies that have yet to be proven at scale to help us meet the goals we’ve set for ourselves.

That is a big question mark.

We’re optimistic, but it’s still a dangerous play.

How much greenhouse gas must be removed from the atmosphere is determined by how much emissions can be reduced.

The issue is that we require both large reductions in emissions and a dramatic scale-up and demonstration of technologies for negative emissions.

There’s also the issue of who is accountable for each molecule of greenhouse gas.

One of the most difficult difficulties is that many countries, businesses, and individuals refuse to accept responsibility for their carbon impact. For example, carbon-intensive countries such as India, China, and other growing economies are currently emitting massive amounts of CO2.

They emphasize that the products they manufacture, for example, may be consumed by Americans or Europeans.

So they should do the negative emissions, or they may argue that rich countries became rich by releasing carbon dioxide into the atmosphere, and now is our chance to pull our people out of poverty, so you pay for the negative emissions. There is currently no common policy for accounting for and attributing emissions.

What is the Net-Zero company?

A net-zero company has promised to get rid of all of its greenhouse gas emissions (GHGs) or to make up for any that remain with carbon credits or other means. This is known as the “net-zero emissions” goal.

Achieving net-zero emissions can be a difficult task, and businesses may need to employ a range of measures to minimize their emissions, such as:

  • Improving energy efficiency: This can involve investing in new technologies and equipment that use less energy, as well as implementing processes and practices to reduce energy consumption.
  • Switching to renewable energy sources: This can include investing in solar, wind, geothermal, or hydro power, as well as using biomass, biogas, or other renewable energy sources.
  • Carbon capture and storage: This is a process where CO2 is captured from industrial processes and stored in a way that prevents it from entering the atmosphere.
  • Offsetting emissions: This can include investing in projects that remove or avoid greenhouse gas emissions, such as reforestation, soil carbon sequestration, or carbon capture and storage.

Buying carbon credits: This is when a company buys carbon credits from other organizations that have reduced their emissions more than their own target.

Net-zero companies pledge to reduce their emissions to the point of being carbon neutral. They also pledge to be transparent and to report on their progress toward their goal. Getting to net-zero emissions is a long-term objective, and businesses may need to set interim goals along the way. Setting a net-zero aim also encourages companies to innovate and explore new methods of decreasing emissions, allowing them to be more efficient and sustainable.

The Coca-Cola Company has stated its intention to achieve net zero GHG emissions across its full value chain by 2040. As part of its Science-Based Targets effort, the firm pledges to reduce GHG emissions from its direct activities, such as manufacturing and distribution, as well as its extended supply chain, which includes ingredients and packaging. Coca-Cola is investing in sustainable packaging, renewable energy, water conservation, and other activities to achieve its aim. The corporation is also working with its suppliers to minimize GHG emissions, with a target of 40% reduction in supplier emissions by 2030. Coca-Cola is also collaborating with governments and non-governmental organizations to improve the efficiency of its operations and to assist in the development of climate-resilient communities.

Even as its business expands, Nestle has committed to halving its greenhouse gas (GHG) emissions by 2030 and reaching net zero by 2050. Nestle, which produced 92 million tonnes of greenhouse gases in 2018, has pledged to cut emissions in half by 2030 and to use 100% renewable electricity at its facilities by that time. The phased method seeks to cut emissions in half by 2030 and achieve net zero by 2050. Nestlé will speed the transition to renewable energy, invest in more sustainable packaging, and purchase more agricultural products from regenerative sources to achieve this goal. Nestlé has also identified seven important steps that will lead to net zero greenhouse gas emissions by 2050. This includes investing in environmentally friendly packaging, changing its agricultural supply chain to regenerative sources, and investigating ways to offset any leftover emissions through carbon removal initiatives or innovation.

Amazon has pledged to achieve net zero carbon emissions by 2040, ten years earlier than the Paris Agreement. Amazon’s goal to Net Zero Carbon Footprint covers emissions from both its direct operations, such as production and distribution, and its extended supply chain, which includes ingredients and packaging. Amazon is investing in electric vehicles, renewable energy, and other operational adjustments to lower its carbon footprint as part of its promise. As part of its Shipment Zero effort, the corporation has also set a goal of making 50% of its shipments net zero carbon by 2030. Amazon also announced the establishment of a $2 billion Climate Pledge Fund to aid in the development of technology to reduce global carbon emissions.

Microsoft has committed to reaching net zero carbon emissions by 2030 and removing all of the carbon it has emitted since its founding by 2050. Microsoft’s plan to reach net zero includes reducing emissions from its direct operations, such as manufacturing and distribution, as well as from its extended supply chain, including ingredients and packaging. To reach its goal, Microsoft is investing in renewable energy, sustainable packaging, and other initiatives. The company is also working with its suppliers to reduce their emissions and has set a goal of 40% reduction in emissions from suppliers by 2030. Microsoft is also partnering with governments and NGOs to increase the efficiency of its operations and to help develop climate-resilient communities.

Net Zero by 2050 is a lofty objective that will necessitate a global effort to cut carbon dioxide (CO2) emissions to zero. The globe must rethink the generation and use of power, as well as make renewable energy sources such as wind and solar more abundant, inexpensive, and accessible. The United Kingdom has set a legally binding goal of reaching net zero emissions by 2050, and other countries are following suit. Countries must invest in clean energy infrastructure, implement clean energy technology, close abandoned oil wells and mines, and ensure that disadvantaged populations benefit from the transition to a clean energy economy in order to achieve this aim. To create an effective framework for climate action, it is critical that everyone participates in the process.

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  1. S mad says:
    2 months ago

    This is a great post

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