Joint basin water accounts
Riparians agree a common method to account for inflows, uses, storage and outflow by country, so allocation talks start from one account with stated error rather than competing national estimates.
GRF · Diplomacy Nexus
Hydrology gives water diplomacy its shared baseline: how much water a basin yields, how it varies, how upstream use changes downstream flow and how drought and flood travel across borders. Comparable, jointly accepted hydrological evidence is often the first product of a basin institution.
Hydrology studies the movement, distribution and quality of water across the land surface, subsurface and atmosphere. It underpins the assessment of floods, droughts and water supply, which affect food, energy, health and infrastructure together. In diplomacy and cooperation, water and climate and hazards, hydrological estimates set design standards for dams, levees and drainage and inform water allocation between competing users. They link climate hazards to downstream effects on power generation, crops and public health. The canonical description is on el bien común CTIM.
Riparians agree a common method to account for inflows, uses, storage and outflow by country, so allocation talks start from one account with stated error rather than competing national estimates.
Flow records and climate scenarios are used to test how proportional shares, minimum flows and drought clauses would have performed in past dry periods, informing treaty drafting and review.
Upstream gauges, rainfall forecasts and travel times are combined to set when warnings must pass to downstream authorities, and which data protocols are needed to meet that timing.
Flood water, rain, root-zone soil moisture and population density over the Tigris and Euphrates Basin, from NASA GIBS. Each layer carries its own date.
El mapa interactivo requiere JavaScript; la lista de capas y las fuentes figuran a continuación.
Capas 4
El agua ahora, para esta página
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Último disponible
NASA GIBS / EOSDIS · ASTER GDEM (METI, NASA) · Blue Marble (NASA) · © colaboradores de OpenStreetMap (ODbL) · Natural Earth
Cargando las imágenes más recientes de la NASA.
Arrastre para desplazar. Ctrl o ⌘ y desplazamiento, pellizco o los botones para ampliar; pase el puntero para ver los valores; restablecer devuelve a la región.
Agua actual, encuadrada sobre la cuenca del Tigris y el Éufrates.Productos satelitales y de modelos tal como los publica la NASA, cada uno con su propia fecha. Son indicadores, no evaluaciones de ningún lugar.
Capas y fechas
Datasets and records used by hydrology and water science on this platform, with the role each plays and the label its values carry. Sources are listed in el registro de fuentes.
| Datos | Función | Etiqueta |
|---|---|---|
| Agreed gauge records at border stations | Reference flows for the agreement | Estadísticas publicadas |
| Global Runoff Data Centre discharge | Long records for variability | OBSERVADO |
| Satellite altimetry and surface water extent | Independent level and storage estimates | ESTIMADO |
| GRACE-FO gravimetry | Basin-scale water storage change | MODELIZADO |
| Climate projections for the basin | Future flow scenarios | MODELIZADO |
Tres familias de instrumentos comparadas con la línea de base, cada una con su propio desfase y su propia velocidad de adopción, según la cobertura y el cumplimiento que usted fije; los tamaños de efecto son valores didácticos que deben sustituirse por evidencia. Escenario: supuestos explícitos sobre el futuro, no un pronóstico. El mapa de esta página muestra la cuenca del Tigris y el Éufrates; el modelo en sí no está ligado a ningún lugar.
Controles
Lecturas
| Año | Referencia | Defensas y almacenamiento | Normas de uso de la tierra | Alertas y preparación |
|---|---|---|---|---|
| 0 | 100.0 | 99.7 | 98.9 | 98.7 |
| 1 | 102.0 | 101.5 | 100.4 | 98.7 |
| 2 | 104.0 | 103.1 | 101.8 | 97.5 |
| 3 | 106.1 | 104.4 | 102.8 | 96.8 |
| 4 | 108.2 | 105.2 | 103.6 | 97.5 |
| 5 | 110.4 | 105.2 | 104.1 | 99.0 |
| 6 | 112.6 | 104.4 | 104.3 | 100.9 |
| 7 | 114.9 | 102.7 | 104.3 | 102.8 |
| 8 | 117.2 | 100.6 | 104.3 | 104.9 |
| 9 | 119.5 | 98.9 | 104.4 | 107.0 |
| 10 | 121.9 | 97.9 | 104.7 | 109.1 |
| 11 | 124.3 | 97.9 | 105.3 | 111.3 |
| 12 | 126.8 | 98.6 | 106.3 | 113.5 |
| 13 | 129.4 | 99.8 | 107.6 | 115.8 |
| 14 | 131.9 | 101.3 | 109.1 | 118.1 |
| 15 | 134.6 | 103.1 | 110.8 | 120.5 |
| 16 | 137.3 | 105.0 | 112.7 | 122.9 |
| 17 | 140.0 | 107.0 | 114.8 | 125.3 |
| 18 | 142.8 | 109.1 | 116.9 | 127.8 |
| 19 | 145.7 | 111.3 | 119.1 | 130.4 |
| 20 | 148.6 | 113.5 | 121.4 | 133.0 |
The model runs on the teaching values set by the controls. To calibrate it for a place, read it against these admitted layers and series, which this page’s map can draw:
En los seis pilares, bajo la dirección de Nexus Consortium
Models are calibrated on one period of observed flows and tested on an independent period or neighbouring catchment. Skill scores and comparison with surveyed flood extents are used to judge performance.
| Verificación | Cómo se hace |
|---|---|
| Method agreed first | Riparians agree the accounting method before any results are produced |
| Cross-border consistency | Flows at successive stations across the border are checked for mass balance |
| Independent estimate | Satellite estimates are compared with agreed gauges and the differences reported, not hidden |
| Scenario transparency | Every allocation test states the climate and demand scenarios it uses |
Assumptions of stationarity weaken as climate and land use change. Ungauged basins, karst aquifers and rapid urbanisation are poorly represented by parameters fitted elsewhere.
The chain from an impact model to an evaluated early action, each step with the pillar that runs it, and the decisions that stay with the authorities. Teaching model with stated illustrative values, not a prediction. The map on this page shows The Tigris and Euphrates Basin; the model itself is not tied to a place.
En los seis pilares, bajo la dirección de Nexus Consortium
Assembled from the Nexus Standards area profile Riesgo geopolítico y de seguridad: the hazards it names, the sistemas and communities that carry the loss, the controls and institutions that dampen it and the data that observe it. Pick an initiating event and step through the cascade to see where mandates meet and which decisions fall to whom. The Map view places the run on an example geography with open data. Every weight is a stated assumption. An exercise for dialogue, not a forecast, an assessment or a position. To model a place of your own choosing, open the full Constructor de sistemas.
Amenazas
Sistemas y acoplamientos
Controles
NS-0 Constitución y principiosNS-3 UNI de registros de riesgo (gramática, tabla de correspondencia heredada, autoridad de asignación)NS-9 UNI contextuales (despliegues, instancias, instancias de programa)NS-11 Verificación y seguimiento (evidencia, atestaciones, observación de la conformidad de confianza cero)NRS-P8 Seguridad, terrorismo y riesgo geopolíticoNRS-H60 Familia de amenazas: perturbación de cadenas de suministro y flujos (NHS-1 sys.supply-chain)NRS-H62 Familia de amenazas: eventos compuestos y multiamenaza (NHS-1 sys.compound)NRS-H31 Familia de amenazas: sustancias persistentes y bioacumulativas (NHS-1 poll.persistent)NRS-H41 Familia de amenazas: salto de animales a humanos (NHS-1 health.zoonotic)NRS-H59 Familia de amenazas: choques económicos y fallos de gobernanza (NHS-1 soc.economic)Observación
Geografía de ejemplo
Water Nexus stewards hydrology and water science for the Consortium and reviews how it is applied across platforms.
The sectors a policy on hydrology for water diplomacy has to coordinate: a choice in one ministry lands in the others.
Firma
El agua y sus socios
El agua aporta riego a la alimentación (0,8), agua de refrigeración e hidroelectricidad a la energía (0,6) y caudales ecológicos a la biodiversidad (0,6).
W · E · I · F · H · B
Los instrumentos, mandatos, actores y mecanismos de rendición de cuentas con los que trabaja un responsable de políticas, un diplomático o un organismo de desarrollo, con cita de los acuerdos que los establecen. Las estructuras siguen los marcos nombrados. Cualquier estado o avance representado es ilustrativo, no un registro.
The agreements that set mandates and commitments on hydrology for water diplomacy, from adoption to their current horizon.
Informes is the Consortium’s quarterly publication. What you know about this subject can become evidence, a case or a correction in the next edition, credited to you and published under CC BY 4.0 where it is your own work.
No envíe nunca datos personales, detalles sensibles de infraestructura ni nada que no tenga derecho a compartir. Un aporte se revisa antes de su uso; enviarlo no confiere autoría ni derechos editoriales, y el patrocinio nunca compra un hallazgo.
La información y las consultas están abiertas hoy. Una consulta recibe una referencia e indica el siguiente paso; las solicitudes, pagos, asignaciones de cómputo y registros solo se abren cuando existen su equipo, sus condiciones y la capacidad de revisión.
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