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lakes

World’s lakes shrinking, but Great Lakes on the rise

World’s lakes shrinking, but Great Lakes on the rise

New data shows most of the world’s lakes are shrinking. The study was published by the journal Science, done by University of Virginia hydrologist, Fangfang Yao. It suggests climate change and human consumption are causing big water bodies to dry up, even in humid climates with more precipitation. According to Environment Canada, lakes in Southwestern Ontario are slowly rising — contradicting that trend.

Supreme Court limits EPA power to police water pollution Published

Supreme Court limits EPA power to police water pollution Published

The US Supreme Court curtailed the federal government's authority to protect its wetlands from pollution in a decision on Thursday. The court voted only those wetlands with a continuous surface connection to larger streams, lakes and rivers would come under federal protections. The Environmental Protection Agency (EPA) expressed its disappointment. It is the second case in two years where the court limited the EPA's ability to regulate pollution.

Trudeau repeats pledge to establish Canada Water Agency in Winnipeg, but no one can say where it will go

Trudeau repeats pledge to establish Canada Water Agency in Winnipeg, but no one can say where it will go

Prime Minister Justin Trudeau on Wednesday reannounced the new Canada Water Agency, which will protect the country's freshwater supply and be headquartered in Winnipeg. "This province is home to over 100,000 lakes and rivers, with water flowing in from the Rockies and the [United] States, all the way out to Hudson Bay," Prime Minister Justin Trudeau said Wednesday, overlooking the convergence point of two of those rivers — the Assiniboine and Red — at The Forks in Winnipeg.

The world’s largest lakes are shrinking dramatically and scientists say they have figured out why

The world’s largest lakes are shrinking dramatically and scientists say they have figured out why

More than half of the world’s largest lakes and reservoirs have lost significant amounts of water over the last three decades, according to a new study, which pins the blame largely on climate change and excessive water use. Roughly one-quarter of the world’s population lives in the basin of a drying lake, according to the study by a team of international scientists, published Thursday in the journal Science.

Ontario man works to remove 'sea of goldfish' from natural wetland

Ontario man works to remove 'sea of goldfish' from natural wetland

Exploding goldfish populations that can successfully survive the winter are wreaking havoc on native fish species across the country, in suburban storm water ponds, in lakes and other waterways. Researchers in B.C. recently warned the invasive fish is moving in schools the size of football fields and spreading from Vancouver to other parts of B.C.

Coastal GasLink hit with more stop work orders over water pollution concerns

Coastal GasLink hit with more stop work orders over water pollution concerns

Coastal GasLink has been issued stop work orders on a stretch of pipeline construction for the second time in just over a week, the latest in a pattern of environmental violations for polluting sensitive waterways. The pipeline project crosses about 625 lakes, rivers, creeks, wetlands, and streams in northern B.C. On Tuesday, the BC Environmental Assessment Office Compliance and Enforcement Branch said it had issued four stop work orders to Coastal GasLink late last week because erosion and sediment were negatively impacting the upper Anzac River watershed, about 130 kilometres northeast of Prince George.

China's Mars rover finds signs of recent water in sand dunes

China's Mars rover finds signs of recent water in sand dunes

Water may be more widespread and recent on Mars than previously thought, based on observations of Martian sand dunes by China's rover. The finding highlights new, potentially fertile areas in the warmer regions of Mars where conditions might be suitable for life to exist, though more study is needed.

It’s not just oceans rising. It’s groundwater, too

It’s not just oceans rising. It’s groundwater, too

Beneath our feet there is an invisible ocean. Within the cracks of rock slabs, sand and soil, this water sinks, swells and flows — sometimes just a few feet under the surface, sometimes 30,000 feet below. This system of groundwater provides a vital supply for drinking and irrigation, and feeds into rivers, lakes, and wetlands. Across the globe, it contains 100 times as much fresh water than all the world’s rivers and lakes combined.

Rare, flesh-eating bacteria on the rise in U.S. waters. Will it reach Canada?

Rare, flesh-eating bacteria on the rise in U.S. waters. Will it reach Canada?

A rare and fatal flesh-eating bacteria is slowly creeping up the eastern U.S. coast, and some experts warn that it could eventually find its way into Canada if climate change continues to heat our oceans and lakes. The bacteria Vibrio vulnificus is usually found in subtropical regions, like the Gulf Coast (in states like Florida and Texas), which is home to warm waters with low salt content. But a recent study published on March 23 in the Scientific Reports journal said that over the last few decades, there has been an increase in the bacteria in northern locations near New Jersey and Delaware.

So-called ‘safe’ pesticides have surprising ill effects

So-called ‘safe’ pesticides have surprising ill effects

Health Canada is currently reviewing regulations for pesticides in Canada, and three UBC researchers say regulators might want to consider what happened in Japan. A lake in Shimane Prefecture has seen its commercial fishery collapse by more than 90 per cent since 1993, when insecticides known as neonicotinoids were first introduced to the area. It just so happens that zooplankton—the tiny creatures in the water that fish feed on—declined by 83 per cent during the same period.

OPG and Northland Power announce plans for pumped storage project

OPG and Northland Power announce plans for pumped storage project

OPG and Northland Power Inc have proposed a first-of-a-kind project for Canada that would develop a pumped storage project at a long inactive, open-pit iron ore mine. The Marmora Pumped Storage Project is a joint-venture between the two power producers. Located in the Municipality of Marmora and Lake in Ontario, the proposed 400MW closed-loop pumped storage facility could power up to 400,000 homes at peak demand with clean, renewable electricity for up to five hours.

‘Now is the time to protect these wetlands’

‘Now is the time to protect these wetlands’

Using high-resolution satellite images and computer modelling, researchers from the University of Waterloo have documented the importance small wetlands play in water purification and conservation. “What our work showed is that they are actually really important,” said Nandita Basu, a professor at the University of Waterloo and Canada Research Chair in Global Water Sustainability and Ecohydrology.

When the forces of nature are the answer to nature’s force

When the forces of nature are the answer to nature’s force

The costs and damages of flooding are overwhelming communities along coasts, near rivers and on big lakes. Across the country, urban floods are happening at a rate and extent that is pushing disaster resilience to the forefront of public safety discussions. We all pay the price of more frequent flooding, even if the danger and damage are happening in someone else’s town. In fact, the Insurance Institute of Canada reports that the multi-billion-dollar cost of insurance claims is on track to more than double over the course of a decade.

World-first satellite to measure Earth’s water levels blasts into space

World-first satellite to measure Earth’s water levels blasts into space

A UK-backed mission involving the University of Bristol, which will observe huge swathes of ocean and surface water in unprecedented detail, has launched into space. The international Surface Water and Ocean Topography (SWOT) satellite took off from Vandenberg in California on 16 December. SWOT will use a revolutionary radar instrument, named KaRIn, to survey at least 90% of the Earth’s surface, measuring and monitoring changes in the ocean, lakes, reservoirs, rivers and wetlands, to produce data that will help improve our understanding of climate change, as well as predict and mitigate flood risks around the world.

NASA-led international satellite mission to conduct first global water survey from space

NASA-led international satellite mission to conduct first global water survey from space

A NASA-led international satellite mission is set to conduct a comprehensive survey of the world's oceans, lakes and rivers for the first time. The advanced radar satellite, dubbed SWOT (Surface Water and Ocean Topography), is designed to give scientists an unprecedented view of the fluid that covers 70 per cent of the planet. The survey will be able to shed new light on the mechanics and consequences of climate change.

Province Announces New Protected Areas, Funding to Protect More Land

Province Announces New Protected Areas, Funding to Protect More Land

The Province is investing an additional $20 million to help protect more of Nova Scotia’s land and water and designating another 9,300 hectares of Crown land for the benefit of Nova Scotians and the environment. Environment and Climate Change Minister Timothy Halman made the announcements today, December 12, in Middle Sackville near the newly designated Sackville River Wilderness Area. It covers about 800 hectares of mature forests, wetlands, lakes and waterways. This protected area will help conserve the Sackville River, the Pockwock watershed, which provides communities with drinking water, and recreation areas.

Sunshine Coast faces 'very dire situation' with historic low water supply levels

Sunshine Coast faces 'very dire situation' with historic low water supply levels

An ongoing drought on B.C.'s Sunshine Coast has caused the region's water supply to reach historic low levels, and local authorities are warning of a "very dire situation" if it continues. The Sunshine Coast Regional District has been at Stage 4 water restrictions since Aug. 31, banning all outdoor use, and an emergency operations centre was established last week to respond to the crisis.

Why are lakes becoming less blue?

Why are lakes becoming less blue?

Climate change is leading to lakes becoming less blue, with many at risk of permanently turning green-brown, a new study has found. Conducted by the American Geophysical Union, the study presents the first “global inventory of the lake colour,” and takes into account changes in water colour to determine water quality. While a specific time frame wasn’t offered, researchers said that one in 10 lakes can expect to change colour in “the future.”

Nadina Gardiner on the Saskatchewan River Delta

Nadina Gardiner on the Saskatchewan River Delta

WWF-Canada’s Beyond Targets report proposes a new model for protected and conserved area establishment in Canada — one that prioritizes the advancement of Indigenous Protected and Conserved Areas (IPCAs) and Indigenous rights and title, as well as areas that support nature-based solutions for both biodiversity and climate. In it, we spotlight four IPCAs, including the Saskatchewan River Delta (Kitaskīnaw), a 9,706 square kilometre inland water delta, the largest in North America.

The most Canadian of the Canadian lakes

The most Canadian of the Canadian lakes

Canada has a lot of lakes—some of them are among the world’s largest. But what makes a Canadian lake truly Canadian? The depth? The water quality? The jaw-dropping scenery that surrounds it? Hey, maybe it’s the name. No shock: Canada has tons of Canoe Lakes, Loon Lakes, and Moose Lakes. We also have lots of Beaver Lakes. And Beavertail Lakes—though only one is in Nova Scotia. Similarly, we have plenty of Cold Lakes, but only one Cold River (in Saskatchewan). There is no Lacrosse Lake, but there is a Lac du Hockey (Quebec). Except Lac du Hockey is just a pond. (Obviously! Where else would you play pond hockey?) Disappointingly, we have no Poutine Lake, but we do have a Lac de la Tourtière. This is probably just an oversight, but there are no Canadian Lakes in Canada. However, there are several Canadian Creeks, including one in P.E.I. Huh. Bottom line: a lot of water bodies in Canada are…Canadian. At least, stereotypically.