ecologists in chemical ppe suits for checking sample of water , collect sample for examination water pollution - 水質污染 個影片檔及 b 捲影像00:16
ms aerial shot of effluent pouring into cuyahoga river / cleveland, ohio, united states - 水質污染 個影片檔及 b 捲影像00:15污水, 美國, 垃圾
cu, composite, garbage floating in river, bridge in background, california, usa - 水質污染 個影片檔及 b 捲影像00:34垃圾
sequence showing water pollution in the ganges near varanasi, uttar pradesh, india. - 水質污染 個影片檔及 b 捲影像00:35
water samples for ph and chlorine levels. environment scientists sample wastewater in a test tube and drop chemicals to test the quality of water, industrial, and environment - 水質污染 個影片檔及 b 捲影像00:20污水
cu garbage in stream flowing over concrete block / chongqing, sichuan province, china - 水質污染 個影片檔及 b 捲影像00:06
ms selective focus garbage in stream flowing over concrete block / chongqing, sichuan province, china - 水質污染 個影片檔及 b 捲影像00:10垃圾
long shot of a pile of rubbish washed up onto the shores of the ganges river. - 水質污染 個影片檔及 b 捲影像00:06
male and female environmental engineers working at the wastewater treatment system or the sewage treatment process - 水質污染 個影片檔及 b 捲影像00:20
eco warriors in action: asian teenagers demonstrating for climate change on the beach - 水質污染 個影片檔及 b 捲影像00:10
ms slo mo air injecting into water against white background / vieux pont, normandy, france - 水質污染 個影片檔及 b 捲影像00:24水滴
team ecologists in ppe suits are keeping samples of water discharged from sewers to nature to prevent chemical contamination and biohazard. - 水質污染 個影片檔及 b 捲影像00:16
ms, garbage on beach, amusement park in background, coney island, new york city, new york, usa - 水質污染 個影片檔及 b 捲影像00:11
panoramic view left to right across the radioactive toxic tailings lake at the rear of the baogang iron and steel plant in baotou china the lake is full of heavy metals and rare earths and over 10km wide - 水質污染 個影片檔及 b 捲影像00:29污水
aerial view of environmental engineers work at wastewater treatment plants, water management concept. - 水質污染 個影片檔及 b 捲影像00:15垃圾
safety engineer with red safety uniform and safety harness checking inside of huge tube at the construction site - 水質污染 個影片檔及 b 捲影像00:23
scarborough:ext/overcastlms surfer surfing thru waves panlms surfers in sea waiting for wavelms lifeboat dinghy alongnick noble interview sot- when... - 水質污染 個影片檔及 b 捲影像02:44污水
million litres of sewage water flows into an essex river every year; england: london: river roding, ilford:extgvs sewage waste in the rivergvs sewage... - 水質污染 個影片檔及 b 捲影像00:34
general views of sewage from a treatment plant being emptied into a river, part of a story about raw sewage being spilled into rivers across... - 水質污染 個影片檔及 b 捲影像00:13污水
aerial views over thames water oxford sewage treatment works, part of a story about raw sewage being spilled into rivers across england, uk - 水質污染 個影片檔及 b 捲影像00:05
aerial view of circular clarifier tanks at a water treatment plant with green landscape - 水質污染 個影片檔及 b 捲影像00:20
water flows as leader of the liberal democrat party ed davey joins paddle uk for a kayak litter pick on the river thames on july 2, 2026 in marlow,... - 水質污染 個影片檔及 b 捲影像00:10
people bathe and cool off in the river lea next to hackney marshes, where a no swimming policy due to risk of sickness from polluted water on june... - 水質污染 個影片檔及 b 捲影像00:20
people bathe and cool off in the river lea next to hackney marshes, where a no swimming policy due to risk of sickness from polluted water on june... - 水質污染 個影片檔及 b 捲影像00:17
