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MEER · Datos en vivo
A connected view of our changing planet — from the atmosphere above us to the heat stored in our oceans.
Illustrative Earth image · not an observational dataset
Una instantánea en tiempo real del clima de la Tierra, tomada directamente de fuentes científicas autorizadas: NASA, NOAA, NSIDC y Copernicus.
Los datos se almacenan en caché y se actualizan automáticamente. Todas las cifras enlazan con sus conjuntos de datos originales para total transparencia.
The bigger picture
The atmosphere, oceans and ice are connected through the Earth’s energy balance. Greenhouse gases influence how energy leaves the planet; warming affects ocean temperatures, stored heat, sea ice and sea level.
No single reading captures that whole system. These indicators describe different processes, regions and timescales. Taken together, they help place individual measurements in a broader scientific context.
Explore Earth’s energy balanceIndicators & original sources
Each dataset has its own definition, coverage and reference period. The original source is the place to find its methods, uncertainty and revision history.
Temperature difference
An anomaly is a difference from a reference-period average, not the Earth’s absolute temperature. NASA GISTEMP uses a 1951–1980 baseline; this dashboard separately labels its estimated conversion to an 1850–1900 reference.
NASA GISTEMP v4Parts per million · ppm
Carbon dioxide concentration describes the proportion of CO₂ in the atmosphere. Seasonal changes sit alongside the longer-term trend; concentrations are not the same quantity as annual emissions.
NOAA Global Monitoring LaboratorySurface temperature
This indicator tracks the ocean surface rather than the whole ocean. Its departure from the stated 1982–2011 mean is distinct from the pre-industrial reference used for global temperature.
Climate Reanalyzer · NOAA OISST v2.1Million square kilometres · M km²
Extent counts ocean areas with at least 15% sea ice concentration. It changes strongly with the seasons and is not a measurement of ice thickness, volume or land ice.
NSIDC Sea Ice IndexMillimetres · mm
Satellite observations track changes in the average height of the ocean relative to a reference. Thermal expansion and added water from land ice contribute; local coastal sea level can differ from the global mean.
University of Colorado Sea Level Research GroupZettajoules · ZJ
Heat content measures stored energy, not temperature alone. This series covers the upper 2,000 metres of the ocean; it provides a different perspective from measurements of the sea surface.
NOAA NCEI Global Ocean Heat ContentContext & limitations
Some series update daily; others are monthly, quarterly or less frequent. The snapshot time records retrieval, while each indicator’s date identifies its observation period. Refreshing does not create a new observation.
Anomalies depend on the baseline beside each value. Comparisons with different baselines are not interchangeable. A single monthly temperature anomaly does not establish long-term exceedance of a Paris Agreement temperature goal.
Global averages do not describe the conditions at a particular street, farm or coast. Short-term variability, regional differences and dataset revisions remain important; consult the source methods before drawing conclusions.
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