About more than 30 000 square kilometres including the fringes of coral but sadly the coral reef could be damaged by cyclone Yasi so support them.
The great barrier reef has 2900 individual reefs.
The Great Lakes cover an area of 94,250 square miles.
649,950 km2
88,361 sq km
Queensland covers 1,727,000
A mass is an unspecified amount of matter. As it is unspecified it cannot be known what area it will cover.
continental glacier
The Amazon rainforest covers approximately 5.5 million square kilometers.
A rain cover can have a wide variety of uses. For hiking and camping, it makes a great rain poncho and tarp cover. It can be used for a ground barrier under a small tent.
No. The Great Wall of China extends approximately 6,259 Kilometers. The circumference of the Earth is approximately 40,075 Kilometers at the equator. The circumference of the Earth is approximately 40,008 Kilometers at the poles.
Shanghai is 6,340.5 km2
The total area of the Earth is approximately 510 million square kilometers and the oceans cover about 71 percent of the Earth's surface, which is about 360 million square kilometers.. the diameter of earth is 12,756.3 kilometres
Greece covers an area of about 50,942 square miles. This includes about 510 square miles of water. The area in kilometers is 131,940.