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content: "\f105"; /* ********* some padding for side bar items ********** */ (, Almost 2 billion people depend on health care facilities without basic water services (, Over half of the global population or 4.2 billion people lacksafely managed sanitation services. padding: 0.5rem 1rem 1.75rem 1rem; } water chart pie global innovation treatment extraordinary (. Five out of 11 regions have water stress values above 25%, including two regions with high water stress and one with extreme water stress. .node-sidebar-item-body { border-bottom: #eeeeee dotted 2px; Will they become water refugees, and will migration be haphazard, event-driven, or managed? In the U.S., for example, discussions to build freshwater pipelines from water-rich regions like Alaska, the Great Lakes, or the Mississippi River to food-producing regions like the Central Valley or the southern High Plainsto grow food for Americanshave always been politically charged. NASA data provide key information on land surface parameters and the ecological state of our planet. bottom: 100px; graphics .observance-item-title a:hover { } margin: auto 0; } border-bottom: dotted 0.1rem #333333; /* font-weight: bold; */ } Approximately one-sixth of Earths population is dependent upon freshwater output from this seasonal snowpack and glacial ice melt for daily use.

.node-sidebar-item-body ul li { color: #ffffff !important; Key regions include California (with the 2006-10 and 2011-15 droughts) and Texas (the 2005-06, 2007-08, and 2010-15 droughts), and the 2014-17 drought in southeastern Brazil when Sao Paulowith more than 12 million people, one of the worlds most populous citiesnearly ran out of water. .horizontal-line-top-drk { font-size: 2rem !important; text-align: right; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24); As the global population grows, there is an increasing need to balance all of the competing commercial demands on water resources, so that communities have enough for their needs. Dont miss our latest facts, findings, and survey results in The Rundown. /* ***** lists ul/ol ***** */ ul.block-list li a:before { The targets cover all aspects of both the water cycle and sanitation systems, and their achievement is designed to contribute to progress across a range of other SDGs, most notably on health, education, economics and the environment.

The ultimate goal of sound water management is to provide a reliable supply of water of the appropriate quality for a range of needs: drinking and sanitation, food and energy production, industrial and municipal, economic growth, and environmental biodiversity. The changing climate is also leading to changing extremes in flooding and drought. .photo-credit { /* ******* layout visual aid **** */ } margin-right: 50% !important; margin: 1.5rem 0;

.top-bottom-dashed-line { font-size: 18px !important; margin-bottom: 10px; .grey-well { { Of all of the water on Earth, 97% is saltwater, leaving a mere 3% as freshwater, approximately 1% of which is readily available for our use. font-family: FontAwesome; border-bottom: none; font-family: 'FontAwesome'; } The availability of fresh water is rapidly changing all over the world, creating a tenuous future that requires attention from policymakers and the public. list-style-type: decimal; font-weight: 500; { padding-right: 6px; .card-body a { font-size: 32.24px; The water costs should not exceed3 per centof household income. } transition: all 0.25s ease-in-out;

} margin-right: 10px; } border-right: 1px solid rgba(51,51,51,.2); .node-sidebar-item-body p a:hover {

TheWater for Life International Decade for Action 2005-2015helped around 1.3 billion people in developing countries gain access to safe drinking water and drove progress on sanitation as part of the effort to meet the Millennium Development Goals. content:'\f2b9'; The worlds population is becoming more and more reliant on this precious resource for power, irrigation, industrial practices, and daily consumption. Unclean water and poor sanitation are a leading cause of child mortality. color:#ffffff; font-size: 14px !important; Hot spots in which drought extremes have been intensifying at dangerously high rates are also apparent on the map. } display: inline-block; margin-top: 1.0501050105rem; The terrestrial hydrosphere includes water on the land surface and underground in the form of lakes, rivers, and groundwater along with total water storage. width: 310px; } -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,0.05); .blue-well a, .blue-well a:hover, .blue-well a:active { } Of course, there is also action each of us can take as individuals. Some of the hottest of the red hot spots are located where the worlds ice sheets and mountain glaciers are steadily melting in response to rising temperatures. ul.block-list li a { } border-top: solid #eeeeee 5px; .international-items.resolution { } .blue-well-header { Sustainable Development Goal (SDG) 6is to Ensure availability and sustainable management of water and sanitation for all. Childhood diarrhoea is closely associated with insufficient water supply, inadequate sanitation, water contaminated with communicable disease agents, and poor hygiene practices. .un-anniversaries { list-style-type: lower-latin; Water is also a rights issue. color: #ffffff !important; Are neighboring countries willing and prepared to accept potentially displaced populations? margin-bottom: 2rem; padding: 2rem; padding: 10px; By opening venues for discussing water policy, by sharing data, by developing new physicaland socialinfrastructure, we can create a new worldwide water diplomacy that treats this universal, vitally needed resource as an inspiration for cooperation rather than conflict. Water scarcity may ultimately also limit food production. The hardships, damage, and loss of life caused by increases to both flooding and drought can be expected to continue. text-align: center; padding: 10px; width: 95%; } .menu-sub { margin: auto 0 1.5rem 0; box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23); -moz-box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23); Pew applies a rigorous, analytical approach to improve public policy, inform the public, and invigorate civic life. bottom: 20px; font-family: 'FontAwesome'; width: 25% !important; box-shadow: 5px 5px 3px #f2f2f2;

.blue-well h3, .blue-well h4 { .member-state-grouping-letter a { margin-top: 2rem; } border-top: 2px dashed #aaa; text-decoration: underline !important; .eventitem { float: right !important; The land surface discipline includes research into areas such as shrinking forests, warming land, and eroding soils. } margin-bottom: 1.2em !important; padding: 0 1px 0 5px; .international-items { Nonpartisan forever. Over 2 billion people already lack access to safe drinking water at home, and by 2025 over half of the worlds population will reside in water-stressed areas. .country { Contaminated water and a lack of basic sanitation are undermining efforts to end extreme poverty and disease in the worlds poorest countries. The hardships, damage, and loss of life caused by increases to both flooding and drought can be expected to continue in these or other future hot spots if changing extremes become the new normal under climate change. The biosphere encompasses all life on Earth and extends from root systems to mountaintops and all depths of the ocean. A new analytical tool can show the main sources of plastic pollution and help governments determine how to best reduce the amount that is reaching the ocean.

These patterns arent seen in previous water maps, most of which were built from ground-based data. font-size: 2.25rem !important; ul.block-list li.leaf:before {

The Greenland and Antarctic ice sheets and the Alaskan, Patagonian, and other mountain glacier systems are disintegrating at alarming rates, pouring billions of tons of fresh water into the oceans each year, driving sea levels to dangerous new heights. -o-box-shadow: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23); (, Around two-thirds of the worlds transboundary rivers do not have a cooperative management framework.

float: left; /* -- begin added by Tulin -- */

(, 3.2 billion people live in agricultural areas with high to very high water shortages or scarcity, of whom 1.2 billion people roughly one-sixth of the worlds population live in severely water-constrained agricultural areas. The water must be safe, acceptable and affordable.

.node-sidebar-item-body ul li a:hover { These great aquifer systems are being mined, primarily for irrigation in the overlying, mega-food-producing regions of the world. color:#ffffff !important; text-transform: uppercase; border-bottom: dotted 0.1rem #333333; (, About 4 billion people, representing nearly two-thirds of the global population, experience severe water scarcity during at least one month of the year (, 700 million people worldwide could be displaced by intense water scarcity by 2030. text-align: center !important; Simultaneously, the mid-latitudesthe arid to semiarid belt sandwiched in betweenare getting drier. (, 2.3 billion people live in water-stressed countries, of which 733 million live in high and critically water-stressed countries. } margin-bottom: 3em; } /* color: #ffffff !important; margin-top: 15px!important; } } } content: "\f105"; (, Nearly half the global population are already living in potential water scarce areas at least one month per year and this could increase to some 4.85.7 billion in 2050. content:'\f179'; Groundwater storage around the world is on the decline, largely as a response to human consumption, primarily from irrigation. NASA continually monitors solar radiation and its effect on the planet. border: 1px solid #e3e3e3; right: 60%; Will the history of water-driven conflict continue or worsen in the Middle East or along the Tunisia-Libya or India-Pakistan borders? margin: 1rem 1.5rem; /*top: 100px;*/ border-radius: 10px; } Ending in 2017, it measured the tiny space-time variations in Earths gravity field and showed that wet areas are getting wetter and dry areas are becoming drier. font-weight: auto; About 73% of the affected people live in Asia (69% by 2050). TheUnited Nations Water Conference(1977), theInternational Drinking Water Supply and Sanitation Decade(1981-1990), theInternational Conference on Water and the Environment(1992)and theEarth Summit(1992) all focused on this vital resource. .heading-center-underline { TheInternational Decade for Action, Water for Sustainable Development, started on World Water Day, 22 March 2018, and will end on World Water Day, 22 March 2028. .blue-well-nav-bar { As a critical element of national and international water supplies, groundwater should be included in interstate and international transboundary water discussions. UN Photo/Martine Perret.

.international-items.resolution { Find and use NASA Earth science data fully, openly, and without restrictions.

.grey-well { }

} Please consider the environment before printing. color: #009edb; font-family: 'Fontawesome'; -ms-transition: all 0.25s ease-in-out; Measuring rainfall helps advance our understanding of Earth's water cycle, improving forecasts of extreme events such as flooding, landslides, and drought. box-shadow: 5px 5px 3px #f2f2f2; Water scarcity already affects every continent.

@media only screen and (min-width: 1200px) { sterile water baxter irrigation bottle pour medline solution 500ml healthcare Against this broad backdrop of high- and low-latitude wetting and mid-latitude drying, the map is dotted with numerous hot spotsplaces where rapidly increasing (deeper blue spots) or rapidly decreasing (deeper red spots) amounts of water pose major threats to human and environmental well-being in a variety of ways. vertical-align: middle; margin: 4rem 0 auto 0; Sensors on a suite of NASA satellites observe and measure freshwater resources, including rainfall, snow and ice, rivers and lakes, groundwater, soil moisture, and water quality. background: rgba(77,77,77,0.9); } Understanding soil moisture aids in improving weather forecasts, monitoring drought, predicting floods, and assessing agricultural needs.

Coping with water scarcity in agriculture: a global framework for action in a changing climate, Coping with water scarcity: An action framework for agriculture and food security, UN World Water Development Report 2006: Water: a shared responsibility, Human Development Report 2006: Beyond scarcity: Power, poverty and the global water crisis, Thirsting for a Future: Water and children in a changing climate, National Drought Management Policies Initiative, Summary Progress Update 2021: SDG 6 water and sanitation for all, Print with images and } content: ''; .observance-item { list-style: inherit; a.icon-blue-book::after { ul.block-list li { The May 2018 launch of GRACE Follow-On, a continuation of the original GRACE mission, will ensure a steady flow of additional data in the years to come. Unlike some satellite missions that rely on images, GRACE, which was launched in 2002 and decommissioned at the end of 2017, was more a scale in the sky. It measured the very tiny space-time variations in Earths gravity field, effectively weighing changes in water mass over large river basins and groundwater aquifersthose porous, subterranean rock and soil layers that store water that must be pumped to the surface. border-top: #00a1d9 solid 3px; text-align: center; Healthy water is essential to support and sustain life. In fact, most of the worlds food-producing regions are in a state of chronic water scarcity, with no end in sight given current rates of production and levels of agricultural efficiency. margin-top: 1em; /*line-height: normal !important;*/ font-weight: bold; Water quality can be monitored in a variety of ways, but through satellite remote sensing, the primary way is through ocean color, which is impacted by chlorophyll content, sediment, and dissolved organic matter. Making NASA's free and open Earth science data interactive, interoperable, and accessible for research and societal benefit both today and tomorrow. margin: auto 0 1.5rem 0; } text-align: center; } -ms-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24); position: relative; padding-right: 6px; .member-state-grouping-letter {

ul.underline-links li a, ol.underline-links li a { } h1.header-entry-page { If most food production remains in its current, drying mid-latitude locations, it will require water imported from wetter areas. } Recognizing the connections between interdependent Earth systems is critical for understanding the world in which we live. padding-bottom: 0px; (, When a territory withdraws 25% or more of its renewable freshwater resources it is said to be water-stressed. Sharing charts, maps, and more to show who Americans are, how policy affects the everyday, and how we can use data to make a difference. box-shadow: inset 0 1px 1px rgba(0,0,0,0.05); display: block; For example, we found that the worlds high-latitude regions, including the northern half of the United States, as well as the global tropics, the low latitudes, are getting wetter.

And what the map shows is also simple to understand but deeply troubling: Water securitya phrase that simply means having access to sufficient quantities of safe water for our daily livesis at a greater risk than most people realize. margin: auto 0 1.5rem 0; These aquifers appear as bright-red hot spots on the map, and they are found on every continent except Antarctica. color:#009edb; These measurements are important to understanding the availability and distribution of Earth's water, which is both vital to life and vulnerable to the impacts of climate change and a growing world population. As complex as that sounds, the results are actually quite simple to understand. However, given the reality of disappearing groundwater, the next questions we face could be: Will more long-distance water transport be required to support food production in its current locations in the U.S.? margin: 1em 0 0.5em 0; position: absolute; } There is only one ocean, essential to the life of everyone on Earthand it faces perils like never before. The Assembly recognized the right of every human being to have access toenough water for personal and domestic uses, meaning between 50 and 100 litres of water per person per day.
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