Ocean Trash: 5.25 Trillion Pieces and Counting, but Big Questions …
网页The numbers are staggering: There are 5.25 trillion pieces of plastic debris in the ocean. Of that mass, 269,000 tons float on the surface, while some four billion plastic microfibers per square kilometer litter the deep sea.
The World's Plastic Pollution Crisis Explained
网页2023年10月19日 · Every year, about 8 million tons of plastic waste escapes into the oceans from coastal nations. That’s the equivalent of setting five garbage bags full of trash on every foot of coastline around the world. Plastics often contain additives making them stronger, more flexible, and durable.
Marine Pollution - National Geographic Society
网页2024年9月18日 · Marine pollution is a combination of chemicals and trash, most of which comes from land sources and is washed or blown into the ocean. This pollution results in damage to the environment, to the health of all organisms, and …
Marine Debris - National Geographic Society
网页2024年3月11日 · Marine debris is litter that ends up in oceans, seas, or other large bodies of water. This artificial debris gets into the water in many ways. People often leave trash on beaches or throw it into the water from boats or offshore facilities, such as oil rigs. Sometimes, litter makes its way into the ocean from land.
The Great Pacific Garbage Patch Isn’t What You Think It Is
网页The Great Pacific Garbage Patch is the world’s largest collection of floating trash—and the most famous. It lies between Hawaii and California and is often described as “larger than Texas,” even though it contains not a square foot of surface on which to stand.
Great Pacific Garbage Patch - National Geographic Society
网页2024年9月18日 · The Great Pacific Garbage Patch is a collection of marine debris in the North Pacific Ocean. Also known as the Pacific trash vortex, the garbage patch is actually two distinct collections of debris bounded by the massive North Pacific Subtropical Gyre. Map by NOAA. Photograph.
Ocean Trash: 5.25 Trillion Pieces and Counting, but Big Questions …
网页2023年11月27日 · The numbers are shocking: Scientists have calculated that there are 5.25 trillion pieces of plastic garbage, for a total of 269,000 tons, floating in the ocean. Meanwhile, some deep sea regions are littered with tiny pieces of plastic known as microplastics.
Plastic Bag Found at the Bottom of World’s Deepest Ocean Trench
网页2023年11月27日 · The Mariana Trench —the deepest point in the ocean—extends nearly 10,975 meters (36,000 feet) down in a remote part of the Pacific Ocean. But if you thought the trench could escape the global onslaught of plastics pollution, you would be wrong. A recent study revealed that a plastic bag, like the kind given away at grocery stores, is now ...
Great Pacific Garbage Patch - National Geographic Society
网页2024年9月18日 · The Great Pacific Garbage Patch is a collection of marine debris in the North Pacific Ocean. Marine debris is litter that ends up in oceans, seas and bays. The Great Pacific Garbage Patch is not the only marine trash patch, but it is the biggest.
Ocean Gyre - National Geographic Society
网页2023年11月27日 · Garbage Patches. Ocean gyres circle large areas of stationary, calm water. Debris drifts into these areas and, due to the region’s lack of movement, can accumulate for years. These regions are called garbage patches. The Indian Ocean, North Atlantic Ocean, and North Pacific Ocean all have significant garbage patches.
- 某些结果已被删除