When it comes to getting outdoors and enjoying our natural environment, water is hugely important to New Zealanders. People have important connections to water through their history, experiences and practices that are important to them. Charalambous Tower Their traditional freshwater food sources include koura (crayfish) and tuna (eels). We can’t live without water to drink and it’s important that the water we drink is clean and safe from things like bacteria that can cause disease. Water quality has deteriorated in some areas. Te Mana o te Wai establishes a hierarchy of obligations that states that: This hierarchy signals that all freshwater management discussions should begin with consideration of the health and wellbeing of the water. We use freshwater in many aspects of daily life including food production, power generation, manufacturing, and sanitation. This energy powers our homes and our businesses. Some water bodies have their own specific mauri (life force) that give them their own identity. The draining of wetlands for development depletes habitats. Find out about the most significant issues affecting freshwater today in Our freshwater 2020. 70%of this freshwater is in the form of ice; glaciers, ice caps and permanent snow. Life requires water to sustain it, yet our supplies are being contaminated by toxins. Dams change the chemical, physical and biological processes of the ecosystem. It removes their filtering abilities, which prevents the improvement of the water quality before it moves further downstream. Being able to swim in your local river is important. However it can put pressure on freshwater environments by affecting the flow of rivers. Freshwater ecosystems have many uses to humans; dams are built to harness power from rivers to generate electricity. Air stripping involves a pump that removes the contaminated water, which is then heated to evaporate and remove the contaminant. Water-tolerant vegetation like Tupelo and cypress trees grow in such areas. Animals are also affected by nitrates in fertilizers; nitrate pollution is caused by agriculture, can be toxic to the human body once too many nitrates are ingested. When water is used by humans for recreation there are small withdrawals of water from the ecosystem that causes it to shrink and results in the degradation of habitats. Read about the Conservation status of indigenous freshwater species [Stats NZ website]. Freshwater refers to the water found in lakes, ponds, streams, and any other body of water other than the sea. 97% of the water found on Earth is saltwater which means of that only 3% is freshwater. 32 Stasicratous Street Freshwater ecosystems support the provision of numerous ecosystem services which range from natural flood management, to water supply, to health and mental being, to nurseries for important fish stocks. Keeping that area free from development and agricultural runoff would be considered very efficient as a watershed is a high region of land where the different water sources are separated and the water from each region drains into surface or groundwater of the other and flows downwards to the other regions. Fresh water has been considered one of the most important natural resources over the years. Freshwater ecosystems consist of entire drainage basins as water moves from land and in groundwater runoff to stream and river channels, and to recipient lakes or reservoirs. But like all things there are many disadvantages that threaten freshwater ecosystems; pollution being the main one. Lakes and ponds are stationary (lentic) whereas rivers and streams are flowing (lotic) bodies of water. Te Mana o te Wai is a concept for all New Zealanders. Hydro-electricity is a renewable source of energy. There are two main types of freshwater, static water or lentic and flowing water or lotic. Less than 3 percent of the water found on Earth is fresh water, and the remaining 97 percent is salt water, such as what is found in the ocean. Without healthy freshwater environments, many of our unique taonga such as fish, birds, and plants wouldn’t be able to survive. Phosphates in the fertilizers can change the biological balance of the freshwater region causing eutrophication. So we need to manage our freshwater carefully. Rivers provide water for irrigation, industry, processing wastes and supplying food to organisms within the given region. It is also a water supply, water purification, assists in flood control and a major source of biodiversity. You currently have JavaScript disabled. Wetlands are considered important because they utilize nutrients and convert them to sustainable food source for organisms. So we need to manage our freshwater carefully. A lot of the water used for farming comes straight from rainfall, but in some places water is taken from our rivers, lakes and groundwater to irrigate land. It used by people for agriculture, industry, recreation and tourism.There are different types of freshwater ecosystems; ponds and lakes, streams and river and wetlands. Fresh water is the lifeblood of our planet, and freshwater ecosystems connect headwaters with oceans, land with water, and people with the resources they need to thrive. Freshwater is naturally occurring water found on the earth’s surface. To ensure you receive the best possible browsing experience, please make sure JavaScript is enabled and reload the page. Often they are thought of as tīpuna (ancestors) that have been with us throughout history. Incentives and alternatives have to be provided to the agricultural community to encourage the use of less harmful substances to be used on crops instead of the use of pesticides to prevent the contamination of the water supply that can lead to the death and destruction of the natural habitat of the freshwater system.