Maya Ellison
The Great Pacific Garbage Patch (GPGP) is a vast area in the North Pacific Ocean where marine debris, primarily plastics, has accumulated due to ocean currents. It is the largest accumulation of plastic in the open ocean, located between Hawaii and California. The GPGP is not a visible island of trash, as some might imagine, but a dispersed collection of plastic particles, often called microplastics, which are challenging to see with the naked eye. Interspersed within the GPGP are larger plastic items, such as fishing gear, shoes, plastic lighters, toothbrushes, water bottles, pens, baby bottles, cell phones, plastic bags, and nurdles.
| Characteristics | Values |
|---|---|
| Location | North Pacific Ocean |
| Size | 1.6 million square kilometers (620,000 square miles) |
| Composition | Microplastics, fishing gear, shoes, abandoned fishing nets, plastic lighters, toothbrushes, water bottles, pens, baby bottles, cell phones, plastic bags, nurdles, and other plastic items |
| Age of Plastics | Some plastic is over 50 years old |
| Weight | 79,000-129,000 tonnes |
| Number of Plastic Pieces | 1.8 trillion (1.1-3.6 trillion) |
| Percentage of Microplastics | 8% of total mass, 94% of number of pieces |
| Percentage of Mesoplastics | 3.1% of total mass, 0.03% of number of pieces |
| Percentage of Macroplastics | 0.004% of total mass, 0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 |
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What You'll Learn
- The Great Pacific Garbage Patch is the largest accumulation of plastic in the ocean
- It is located in the North Pacific Ocean and is composed of microplastics and larger items
- The patch is a result of ocean currents and increased fishing activity
- It is rapidly accumulating plastic and poses a threat to marine life
- No country has taken responsibility for cleaning up the patch
The Great Pacific Garbage Patch is the largest accumulation of plastic in the ocean
The Great Pacific Garbage Patch (GPGP) is the largest accumulation of plastic in the ocean. It is located in the North Pacific Ocean and is formed by the North Pacific Subtropical Gyre, which draws waste material from across the North Pacific, including the coastal waters off North America and Japan. The gyre's currents trap plastic waste and break it down into small particles, creating a vortex of plastic waste and debris.
The GPGP is not a solid mass of debris, but a dispersed collection of plastic particles, often called microplastics, which are challenging to see with the naked eye. These microplastics dominate the area by count, but larger items are also present, including abandoned fishing gear, shoes, and other plastic items associated with food, drinks, and household items. Some of the plastic is over 50 years old, and the patch is believed to have increased "10-fold each decade" since 1945.
The size of the patch is indefinite and constantly changing due to seasonal and interannual variabilities of winds and currents. It covers an estimated surface area of 1.6 million square kilometers, an area twice the size of Texas or three times the size of France. The patch is challenging to measure as denser debris can sink several meters beneath the surface, and large items are uncommon.
The primary cause of the GPGP is the massive amount of plastic waste generated daily by humans. Plastic waste enters the ocean from rivers and fishing activities. A 2021 study identified more than 40 animal species on 90% of the debris studied, and a thriving ecosystem of coastal and open-ocean species has been observed in the patch, leading to concerns about the potential impact of cleanup efforts on these communities.
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It is located in the North Pacific Ocean and is composed of microplastics and larger items
The Great Pacific Garbage Patch (GPGP) is a vast area in the North Pacific Ocean where marine debris, primarily plastics, has accumulated due to ocean currents. It is located halfway between Hawaii and California in the Pacific Ocean. The GPGP is the largest of the five offshore plastic accumulation zones in the world's oceans. It covers an estimated surface area of 1.6 million square kilometers, an area twice the size of Texas or three times the size of France.
The GPGP is bounded by the North Pacific Subtropical Gyre, which is formed by four currents: the California Current, the North Equatorial Current, the Kuroshio Current, and the North Pacific Current. These currents rotate clockwise around an area of 20 million square kilometers, and the gyre's rotational pattern draws waste material from across the North Pacific, including coastal waters off North America and Japan.
The plastic items in the GPGP range from microscopic particles to large materials, such as abandoned fishing nets and other discarded items. Microplastics dominate the area by count, but 92% of the patch's mass consists of larger objects. Some of the plastic is over 50 years old and includes items such as plastic lighters, toothbrushes, water bottles, pens, baby bottles, cell phones, plastic bags, and nurdles.
A 2018 study reported that synthetic fishing nets made up nearly half the mass of the GPGP, largely due to ocean current dynamics and increased fishing activity in the Pacific Ocean. Other sources of plastic in the GPGP include plastic items associated with food, drinks, and household items, as well as crates, buoys, and eel traps from fishing activities.
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The patch is a result of ocean currents and increased fishing activity
The Great Pacific Garbage Patch is a collection of marine debris in the North Pacific Ocean. It is formed by ocean currents, specifically the North Pacific Subtropical Gyre, which is made up of four currents: the California Current, the North Equatorial Current, the Kuroshio Current, and the North Pacific Current. These currents rotate clockwise around an area of 20 million square kilometres, drawing waste material from across the North Pacific, including the coastal waters off North America and Japan. The area in the centre of the gyre is very calm and stable, trapping the debris that is drawn into it.
The patch is also a result of increased fishing activity in the Pacific Ocean. A 2018 study reported that synthetic fishing nets made up nearly half of the mass of the patch, while a 2020 study found that 75% to 86% of the plastic pollution in the patch is from fishing and agriculture. The Ocean Cleanup's findings support this, as they found a large number of crates, buoys, and eel traps used for fishing hagfish in the patch.
The patch is composed of a range of plastic waste, from microplastics to larger items such as fishing gear, shoes, and plastic bottles. The plastic waste in the patch is not biodegradable and continues to break down into smaller pieces over time. This persistence of plastic waste in the patch has led to the development of a thriving ecosystem, with a 2022 study finding that the plastic is home to coastal species reproducing alongside open-ocean species.
The size of the patch is indefinite, and the distribution of debris varies, with some areas containing more trash than others. While large items of trash are uncommon, the patch is believed to have increased "10-fold each decade" since 1945, and it is rapidly accumulating. The patch spans waters from the West Coast of North America to Japan and is comprised of the Western Garbage Patch, located near Japan, and the Eastern Garbage Patch, located between Hawaii and California.
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It is rapidly accumulating plastic and poses a threat to marine life
The Great Pacific Garbage Patch (GPGP) is a gyre of plastic debris in the north-central Pacific Ocean. It is the largest accumulation of plastic in the world, with an estimated 1.8 trillion plastic pieces weighing 79,000 tonnes. The GPGP is rapidly accumulating plastic, with research indicating a tenfold increase each decade since 1945. The patch is primarily composed of microplastics, which dominate the area by count, while larger objects make up 92% of its mass. The mass of plastics at the surface layer of the GPGP is around 180 times higher than that of marine life, indicating that marine organisms are consuming plastic as a primary food source.
The GPGP formed gradually as a result of ocean currents drawing in waste material from across the North Pacific, including coastal waters off North America and Asia. The North Pacific Subtropical Gyre, a large system of swirling ocean currents, traps debris in its stable centre, where it becomes trapped and accumulates over time. The plastic waste in the GPGP comes from a variety of sources, including land-based sources, boats, and other marine sources such as fishing gear and aquaculture equipment. A 2018 study found that synthetic fishing nets made up nearly half the mass of the patch, while a 2022 study reported that 75% to 86% of plastic pollution in the GPGP comes from fishing and agriculture, with the most identified emissions originating from Japan, China, South Korea, the US, and Taiwan.
The accumulation of plastic in the GPGP poses a significant threat to marine life in several ways. Firstly, plastic pollution can lead to entanglement and ingestion by marine organisms, impacting at least 914 megafaunal species, including endangered species such as the Mediterranean monk seal. Ingestion of plastic can cause intestinal injury and death, and it transfers plastic up the food chain to larger organisms, including marine mammals and humans who consume seafood. According to the United Nations, at least 800 species worldwide are affected by marine debris, with plastic making up 80% of that litter. It is estimated that thousands of seabirds, sea turtles, seals, and other marine mammals die each year due to ingesting or becoming entangled in plastic.
Additionally, plastics in the ocean can leach out and absorb harmful pollutants. As plastics break down through photodegradation, they release colourants and chemicals such as bisphenol A (BPA), which are linked to environmental and health issues. Plastics can also absorb pollutants such as PCBs from seawater, and these toxic chemicals then enter the food chain when consumed by marine life. The impact of plastic pollution on marine ecosystems is complex, and even cleanup efforts can have unintended consequences. For example, a thriving ecosystem has been observed within the GPGP, and removing the plastic could adversely affect this unique community of organisms.
Overall, the rapid accumulation of plastic in the Great Pacific Garbage Patch poses a significant and multifaceted threat to marine life, highlighting the urgent need for global action to address plastic pollution in our oceans.
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No country has taken responsibility for cleaning up the patch
The Great Pacific Garbage Patch, also known as the Pacific Trash Vortex, is a collection of marine debris in the North Pacific Ocean. It spans waters from the West Coast of North America to Japan. The patch is formed by the North Pacific Subtropical Gyre, which is made up of four currents: the California Current, the North Equatorial Current, the Kuroshio Current, and the North Pacific Current. These currents create a vortex of plastic waste and debris that has broken down into small particles in the ocean, known as microplastics.
The patch is the largest accumulation of plastic in the open ocean, with an estimated 1.8 trillion pieces of plastic weighing 100,000 tons. The plastic in the patch includes items such as plastic lighters, toothbrushes, water bottles, pens, baby bottles, cell phones, plastic bags, and nurdles. Some of this plastic is over 50 years old. The patch is believed to have increased tenfold each decade since 1945 and shows no signs of slowing down.
While the Great Pacific Garbage Patch is a significant environmental concern, no country has taken responsibility for cleaning it up. This is due to the massive scale and cost of such an undertaking, as well as the distance of the patch from any country's coastline. Charles Moore, the man who discovered the vortex, has stated that cleaning up the garbage patch would "bankrupt any country" that attempted it.
Despite no country taking official responsibility, various organizations and individuals are dedicated to preventing the patch from growing and mitigating its effects. The Ocean Cleanup, for example, has been working to remove trash from the Great Pacific Garbage Patch and had extracted over one million pounds of trash by the end of 2024, equivalent to 0.5% of the total accumulated trash. Other organizations, such as the Plastic Pollution Coalition and the Plastic Oceans Foundation, are using social media and direct action campaigns to support individuals, manufacturers, and businesses in transitioning from toxic, disposable plastics to biodegradable alternatives.
While the lack of country-level responsibility for cleaning up the Great Pacific Garbage Patch is concerning, it is encouraging to see the efforts of international organizations and individuals to address this issue. Their work highlights the importance of collaboration and innovation in tackling this complex environmental challenge.
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Frequently asked questions
The Great Pacific Garbage Patch (GPGP) is the largest accumulation of plastic in the open ocean, located in the North Pacific Ocean. It is a gyre of ocean currents that has trapped waste material from across the North Pacific, including coastal waters off North America and Japan.
The GPGP is dominated by microplastics, which are tiny plastic particles that are often challenging to see with the naked eye. However, larger plastic items are also present, including abandoned fishing gear, crates, buoys, oyster spacers, eel traps, shoes, plastic bags, straws, plastic bottles, lighters, toothbrushes, pens, baby bottles, cell phones, and nurdles.
The plastic in the GPGP originates primarily from fishing activities and riverine plastic emissions. A 2021 study identified that 75-86% of the plastic in the patch came from fishing activities, with the main countries of origin being Japan, China, South Korea, and the US.
The GPGP covers an estimated surface area of 1.6 million square kilometers, or 620,000 square miles. This is approximately twice the size of Texas or three times the size of France. However, due to its ever-changing nature and the fact that it is not a solid mass, estimating its size is challenging.
