Omar Khalid
The Great Pacific Garbage Patch, also known as the Pacific trash vortex, is the largest accumulation of plastic in the open ocean. It is located between Hawaii and California and is formed by ocean currents gathering marine pollution. The patch is constantly changing in shape and size, and it is difficult to determine its exact boundaries. It is estimated to cover 1.6 million square kilometres and consist of 45,000–129,000 metric tons of plastic. The patch is composed of microplastics and larger objects, with plastic lighters, toothbrushes, water bottles, and other items making up the majority of the mass. The Great Pacific Garbage Patch is a significant environmental concern, and efforts are being made to clean it up and raise awareness about plastic pollution.
| Characteristics | Values |
|---|---|
| Name | Great Pacific Garbage Patch (GPGP), North Pacific Garbage Patch, Pacific trash vortex, Eastern Garbage Patch (EGP) |
| Location | North Pacific Ocean, halfway between Hawaii and California |
| Coordinates | 135°W to 155°W and 35°N to 42°N, or 32°N and 145°W |
| Size | 1.6 million square kilometres (620,000 square miles) |
| Weight | 45,000–129,000 metric tons (50,000–1 million tons) |
| Density | 4 particles per cubic metre (3.1/cu yd) |
| Composition | 92% larger objects by mass, dominated by microplastics |
| Age of plastic | Some plastic is over 50 years old |
| Examples of items | Plastic lighters, toothbrushes, water bottles, pens, baby bottles, cell phones, plastic bags, nurdles, volleyball, television, bottle caps |
| Rate of accumulation | Increased "10-fold each decade" since 1945 |
| Plastic concentration | 6 pounds of plastic for every pound of plankton |
| Similar patches | North Atlantic Garbage Patch |
| Contributing factors | Poor waste management, increased fishing activity, synthetic fibres in fishing gear |
| Percentage of plastic from marine sources | 20% |
| Top contributing countries | Japan, China, South Korea, the US, Taiwan |
Explore related products
What You'll Learn
The Great Pacific Garbage Patch
The GPGP is formed by the North Pacific Subtropical Gyre, a large system of swirling ocean currents created by the convergence of warm water from the South Pacific and cooler water from the Arctic. The gyre's rotational pattern draws in waste material from across the North Pacific, incorporating coastal waters off North America and Japan. The circular motion of the gyre traps debris in its stable center, where it becomes trapped and breaks down into smaller pieces over time.
The GPGP 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. However, the exact size and shape of the patch are difficult to determine due to seasonal and interannual variations in winds and currents. The patch is constantly changing, with significant shifts observed from west to east and variations in latitude depending on the year.
The GPGP consists of microplastics, or "fingernail-sized or smaller" particles, that are often microscopic and dominate the area by count. These microplastics are intermixed with larger items, such as fishing gear, shoes, and other plastic items associated with food, drinks, and household items. The mass of the plastic in the GPGP was estimated to be approximately 100,000 tonnes, with 92% consisting of larger objects. A 2018 study reported that synthetic fishing nets made up nearly half the mass of the patch, largely due to increased fishing activity in the Pacific Ocean.
Washable Shower Curtain Liners: Plastic Care and Maintenance
You may want to see also
Explore related products
The largest accumulation of ocean plastic
The Great Pacific Garbage Patch (GPGP) is the largest accumulation of ocean plastic in the world. It is located in the central North Pacific Ocean, halfway between Hawaii and California.
The GPGP occupies a relatively stationary region of the North Pacific Ocean, bounded by the North Pacific Gyre in the horse latitudes. The gyre's rotational pattern draws in waste material from across the North Pacific, incorporating coastal waters off North America and Japan. As the material is captured in the currents, wind-driven surface currents gradually move the debris towards the centre, trapping it.
The GPGP formed gradually as a result of ocean or marine pollution gathered by ocean currents. It is the largest of the five offshore plastic accumulation zones in the world's oceans. The Ocean Cleanup estimated that as much as 86% of the plastics are from fishing activity. A 2022 study reported that 75% to 86% of the plastic pollution is from fishing and agriculture, with most identified emissions originating from Japan, China, South Korea, the US, and Taiwan.
The patch is believed to have increased "10-fold each decade" since 1945. While microplastics dominate the area by count, 92% of the mass of the patch consists of larger objects. Some of the plastic is over 50 years old and includes items (and fragments of items) such as plastic lighters, toothbrushes, water bottles, pens, baby bottles, cell phones, plastic bags, and nurdles.
The GPGP's location and shape are constantly changing due to seasonal and interannual variabilities of winds and currents. The patch covers 1.6 million square kilometres (620,000 square miles) and consists of 45,000–129,000 metric tons of plastic.
Plastic Tap Tap Shapes: Creative Fun for Kids
You may want to see also
Explore related products
Plastic concentration increasing
The Great Pacific Garbage Patch (GPGP), also known as the Pacific Trash Vortex, is the largest accumulation of plastic in the open ocean. Located in the North Pacific Ocean, the GPGP is formed by ocean currents that draw in waste material from across the Pacific, including the coastal waters of North America and Japan.
The GPGP has been increasing in size since its discovery, with plastic debris continuing to be trapped within the gyre's rotational pattern. The patch is believed to have increased "10-fold each decade" since 1945, and it is estimated that 1.15 to 2.41 million tonnes of plastic are entering the ocean each year. The majority of this plastic is less dense than water, meaning it does not sink and instead accumulates within the GPGP.
Microplastics, which dominate the GPGP by count, are a significant contributor to the increasing plastic concentration. These tiny plastic particles, ranging in size from 1 μm to 5 mm, can come from sources such as cosmetics, clothing, and industrial processes. Due to their small size, microplastics are easily dispersed throughout the ocean and are difficult to detect and remove.
The increase in plastic concentration within the GPGP is a result of both land-based and marine sources. A 2018 study found that synthetic fishing nets made up nearly half of the mass of the GPGP, with other discarded fishing gear such as buoys, lines, and nets accounting for more than 60% of plastic marine debris. Additionally, the improper disposal of plastic waste on land, including the lack of recycling, incineration, or proper landfill methods, contributes to the growing plastic pollution in the ocean.
The plastic concentration within the GPGP has significant environmental and ecological impacts. The high levels of plastic pollution affect marine life, with microplastics being found in all three parts of coral anatomy: surface mucus, tissue, and skeleton. Additionally, microplastics can act as carriers for synthetic organic compounds, transferring them to organisms in a phenomenon known as the Trojan Horse effect. The increase in plastic concentration within the GPGP highlights the urgent need for improved waste management practices and a reduction in plastic usage to mitigate the environmental and ecological consequences.
VW Warranty: Plastic and Front Covered?
You may want to see also
Explore related products
Origin of plastic pollution
Plastic pollution has become a pressing environmental issue, with the term "plastic pollution" entering the common lexicon in the last decade. The story of plastic pollution, however, began much earlier, in the central gyres of the ocean. The first scientific findings of marine plastic debris were published in 1972, reporting on small plastic particles found in the Sargasso Sea.
The invention of synthetic plastics in 1907, with the creation of Bakelite, brought about a revolution in materials, introducing synthetic plastic resins into world commerce. However, the development of plastic technology, particularly during and after World War II, led to a staggering increase in plastic innovations. By the end of the 20th century, plastics had been identified as persistent polluters of many environmental niches, from Mount Everest to the ocean depths.
The primary source of marine plastic debris is the improper disposal of waste and the mismanagement of trash and manufacturing products. Single-use plastics, designed to be indestructible, are a significant contributor to marine litter. These plastics are often not deposited in containers for landfills, recycling centres, or incinerators but are instead improperly discarded in the environment. Population centres generate the most plastic pollution, and landscapes littered with plastic packaging have become common worldwide.
Another significant source of plastic pollution is ocean dumping, which has been a long-standing practice. Organisations used to dispose of chemical by-products into waterways, and in the 1960s, scientists discovered that over 100 million tonnes of waste had been dumped into the ocean. While this early pollution was largely due to chemical, industrial, and sewage waste, plastic has since become one of the major pollutants in the ocean.
The Great Pacific Garbage Patch, located between Hawaii and California, is the largest accumulation of plastic in the open ocean. It formed gradually as ocean currents gathered marine pollution, including plastic waste from the Pacific Rim countries in Asia, North America, and South America. The patch is rapidly accumulating, and researchers have found plastic items and fragments, some over 50 years old, such as lighters, toothbrushes, water bottles, and plastic bags.
The plastic pollution crisis has sparked a global push for stricter laws and firm action. Researchers, organisations, and governments are working to address the problem and find solutions, including the development of recycling codes and cleanup projects.
Leaf Lettuce: Is Plastic Wrap Necessary?
You may want to see also
Explore related products
The Plastic Vortex defined
The Plastic Vortex, also known as the Great Pacific Garbage Patch, is a gyre of marine debris particles in the central North Pacific Ocean. It is located roughly from 135°W to 155°W and 35°N to 42°N, halfway between Hawaii and California. The patch is formed by the North Pacific Gyre, which draws in waste material from across the North Pacific, including coastal waters off North America and Japan.
The Great Pacific Garbage Patch is the largest accumulation of plastic in the world's oceans. It is one of five offshore plastic accumulation zones, and the only one located in the open ocean. The patch covers 1.6 million square kilometres and consists of 45,000–129,000 metric tons of plastic. However, the size and shape of the patch are constantly changing due to seasonal and interannual variabilities of winds and currents, and the patch's low density (4 particles per cubic metre) prevents detection by satellite imagery.
The plastic in the patch comes from a variety of sources, including land-based sources such as improper waste disposal and manufacturing products, and marine sources such as boats and fishing gear. A 2018 study reported that synthetic fishing nets made up nearly half the mass of the patch, while a 2022 study found that 75% to 86% of the plastic pollution in the patch was from fishing and agriculture, with most of the identified emissions originating from Japan, China, South Korea, the US, and Taiwan.
The plastic in the patch ranges in size from large objects such as plastic lighters, toothbrushes, water bottles, and plastic bags, to microscopic particles known as microplastics. Once plastic enters the patch, it is unlikely to leave until it degrades into smaller microplastics under the effects of the sun, waves, and marine life. As more plastic is discarded into the environment, the microplastic concentration in the patch will continue to increase.
Kendall Jenner's Plastic Surgery: What's Real and What's Not?
You may want to see also
Frequently asked questions
The size of the plastic vortex, also known as the Great Pacific Garbage Patch, is constantly changing due to seasonal and interannual variabilities of winds and currents. It is estimated to cover 1.6 million square kilometres (620,000 square miles) and consist of 45,000–129,000 metric tons of plastic.
The plastic vortex is made up of a variety of plastic and floating trash, including microplastics and larger objects such as plastic lighters, toothbrushes, water bottles, and fishing nets.
The plastic vortex is located in the North Pacific Ocean, specifically in the North Pacific Subtropical Convergence Zone or Gyre. It is bounded by the North Pacific Gyre in the horse latitudes and can be found halfway between Hawaii and California.
The plastic vortex was first discovered by Charles J. Moore in 1997 after competing in the Transpacific Yacht Race. Moore alerted oceanographer Curtis Ebbesmeyer, who dubbed the region the "Eastern Garbage Patch." It gained widespread attention in 2006 through a Pulitzer Prize-winning series in the Los Angeles Times.
