Lesson 3 In Harmony with Nature
Wetlands Around the World
Did you know that February 2nd is ____ Wet lands Day?
Some may wonder whether wetlands are important enough to celebrate every ____
They may think wetlands are useless and unpleasant places, but actually they are unique ecosystems ____ must be protected because they provide numerous benefits to both the environment and humans.
For example, Upo is Korea’s largest untouched wetland, covering an area as big as 210 ____ fields.
First of all, Upo is a habitat for ____ number of threatened and endangered species.
To name a ____ there is the rare gasiyeon and the ttaogi, a bird which is nearly extinct.
Furthermore, Upo prevents floods by absorbing water during the rainy season of July and August, and it supplies ____ water to local farmers during droughts.
Like Upo, there are other wetlands in the world that help the environment and humans around ____
Let’s take a ____ at some of them.
The Camargue – France
The Camargue is a region in southern France where the Rhône River meets ____ Mediterranean Sea, just a few miles from the city of Arles.
It functions as a natural sponge, absorbing and gradually releasing surface water such as ____ groundwater, and floodwater.
Its ability to hold water ____ in flood control.
The Camargue is also an excellent place to observe more than ____ species of birds.
Due to the fact that wetlands and ____ cover 35% of the area, the Camargue is an ideal place for flocks of birds to feed and cool off.
____ exotic pink flamingo is one of the most famous species found there.
The area ____ also known historically for its white horses.
The Camargue horses ____ a special breed, said to be one of the world’s oldest, and they have spent thousands of years living in the unique environment of the Camargue and adapted to its salty wetlands.
They have become powerful and strong as a result of surviving in the ____ where only reeds, thick grasses, and weeds are available.
If you have ever seen a magnificent image of horses running through water, it is very likely that they ____ Camargue horses from this area.
The Everglades – USA
The Everglades is a wetland ____ stretches from Lake Okeechobee to Florida Bay.
It ____ as a “biological supermarket.”
Many birds and ____ species rely on the Everglades for food, water, and shelter, particularly during the migration and breeding seasons.
____ example, the Florida panther has flourished in the Everglades.
It was nearly extinct in 1995, with only a dozen adults estimated in the ____
But the whole ____ in the Everglades National Park had recovered to about 230 by 2017.
What ____ more, the Everglades is the only place where American crocodiles and American alligators coexist.
These animals typically inhabit different ecosystems: crocodiles live in salt water, whereas alligators live in ____ water.
____ they are found living together where fresh water from Lake Okeechobee meets the salt water of Florida Bay.
Besides, the ____ provides drinking water to people in Florida, with one out of every three people relying on the Everglades for drinking water.
____ the Everglades is preserved, millions of people will suffer from a shortage of drinking water.
The Sudd – South Sudan
The ____ wetland is the largest wetland in Africa, sustained by the flow of the White Nile from Lake Victoria in Uganda.
In the Sudd, there are many endangered mammal species, including African elephants and ____
Additionally, one million people rely on the wetland for a living, primarily ____ cattle herding.
For example, during the dry season, nomadic people move deeper into the wetland and build seasonal homes on naturally occurring ____ to feed their herds like sheep, cows, and goats and catch the abundant fish.
The name “Sudd” comes from an Arabic word for “barriers,” and the wetland ____ protected the people from invaders.
The ____ Greeks, and Romans spent centuries searching for the starting point of the Nile River.
Nero, the emperor of the Roman empire, ____ the military to explore the White Nile in 61 AD, but his soldiers were unable to proceed beyond the Sudd.
Wetlands, no matter where they are found, clearly provide habitats for a ____ of endangered plant and animal species, as well as humans.
Unfortunately, wetlands ____ currently under threat.
The Camargue, for example, is decreasing as sea levels rise due to ____ change.
The Everglades used to be much larger, but due to agriculture and urban development, less than ____ of the historic Everglades remains today.
The Sudd has been contaminated by oil spills from oil ____ activities.
It is ____ that 64% of the world’s wetlands have disappeared.
Now that we understand the importance of wetlands in maintaining ____ ecosystems, we should consider ways to live without destroying the wetlands that provide valuable benefits to animals, plants, and humans.