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 * Should Australia have more National parks? **



N owadays, there are over 516 National Parks in Australia. It equates to 25 million hectares. National parks are large areas of public land set aside for native plants, animals and the places in which they live. National parks protect places of natural beauty. They are places for people to relax in and enjoy. Many people have fun bushwalking, camping or having a picnic. There are lots of things to do in a national park such as swimming, skiing, and painting, taking photographs, enjoying the view and taking in fresh air. The parks are usually looked after by state governments. Beside, some are looked after by the Federal Government. South Australia has more than 300 hundreds national parks and reserves

** T ** here are many goods reason for having more national parks. They provide a safe home for native plants and animals. They help keep the air and water clean, carbon absorption, landscape stability, soil conservation, reduced flooding and sediment generation, and amenity values. It also provides an opportunity for people to connect with national heritage, natural and cultural. Historic sites and Aboriginal sites also help us to learn about how people lived in the past. There are educational, moral, health, and another benefit that arise from using national parks for recreation.

** M ** oreover, it has an important role in the conservation of the ecosystem. National Parks play in preserving, understanding biodiversity and related ecosystem processes. National parks remove the barriers to ecosystem recovery. These barriers included biological or chemical contaminants, drained wetlands, channelized rivers, and alteration of fire patterns or lacks of species to re-populate areas of parks. It protects the ecosystem those support the life and pickling the variety of flora and fauna including the habitat. Ecosystem includes plants, animals and smaller organisms that live, feed, reproduce and interact in the same area or environment. It is a system of interdependent organisms which share the same habitat, in an area functioning together with all of the physical factors of the environment.
 * Ecosystem ||

I n Australia, Kakadu National Park is the largest park and the second largest national park in the world. It is approximately the same size as Israel, about one- third the size of Tasmania and nearly half the size of Switzerland. T he main natural features protected within the National Park include: · Four major river systems: the East Alligator River, the West Alligator River, the Wildman River and the entire South Alligator River. · Six major landforms: estuaries, tidal flats, fl oo dplains, lowlands, the stone country, the outliers and the southern hills. · A remarkable variety and concentration of wildlife: over 280 bird species, roughly 60 mammal species, over 50 freshwater species, over 10000 insects species and over 1600 plant species.

A boriginal peoples have been occupied the Kakadu park continuously for at least 40000 years. Kakadu National Park is renowned for the richness of its Aboriginal cultural sites. The cultural and natural values of Kakadu National Park were recognized internationally when the Park was placed on the UNESCO World Heritage List. This is an international register of properties that are recognized as having outstanding cultural or natural values of international significance. K akadu’s flora is among the richest in North Australia with more than 1700 plant species. It is recorded as a result of the park’s geological, landform and habitat diversity. Kakadu is also considered to be one of the most weed free national parks in the world.

T he diverse environments of Kakadu National Park are animals, a number of which have adapted to particular habitats. Some animals in the park are considered rare, endangered or endemic which not found anywhere else in the world. K akadu National Park offers everything to help people learn more about the ecosystem, the wildlife, history of indigenous Australian Culture as well as the history of the park itself. C onservation Park is the place with a specific characteristic that have a function to protects natural resources including plant and animal species as well as their habitat for the future. T he principal difference between the management objectives and principles of national parks and Conversation Park is that mineral and petroleum exploration and mining may be permitted in Conservation Park



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__Organisms in Christina’s and Thao’s Backyard and Neighbouring houses __

__ Producers __ Banana Tree Chilli Tree Bitter Melon plant Rock melon Sugar Cane Tomato Tree Mint Leaves Lemon Tree Spring Onion Peach Tree <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Mandarins Tree <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Dragon Fruit Tree <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Guava Tree

__ Primary Consumers __ <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Flies <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Mosquito <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Worm <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Butterflies <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Ants

__ Secondary Consumers __ <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Cat <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Pigeons

__ Tertiary Consumers __ <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Human being <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Habitats <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Dirt/soil <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">House <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Rocks <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Grass <span style="font-family: 'Cambria','serif'; margin: 0cm 0cm 0pt;">Spider webs