Related Experiment Video
Updated: Sep 21, 2025
08:15
Author Spotlight: Unveiling Plankton Response to Climate Change Through Time-Series Data and Artistic Expression
Published on: July 28, 2023
1.4K
Contemporary sea-level changes from global to local scales: a review
Anny Cazenave1, Lorena Moreira2
1Laboratoire d'Etudes en Geophysique et Oceanographie Spatiales, Toulouse, France.
Proceedings. Mathematical, Physical, and Engineering Sciences
|June 1, 2022
Summary
Global sea-level rise is accelerating due to climate change. Satellite data reveals precise monitoring of sea-level variations and their causes, informing future climate change projections.
Area of Science:
- Earth System Science
- Climate Science
- Oceanography
Background:
- Sea-level variations occur across broad spatial and temporal scales.
- These changes result from complex Earth System processes, natural climate variability, and external forcing (natural and anthropogenic).
Purpose of the Study:
- To analyze contemporary sea-level changes during the satellite altimetry era (since the early 1990s).
- To understand the components driving observed sea-level variations.
- To present recent findings on global and regional sea-level changes, their causes, and future projections.
Main Methods:
- Utilized satellite altimetry data for precise global and local sea-level monitoring.
- Integrated space-based and in situ observing systems.
- Focused analysis on interannual to decadal timescales.
Main Results:
- Presented the most recent results on observed global and regional sea-level changes.
- Detailed the associated causes of these sea-level variations.
- Highlighted recent advancements in coastal sea-level measurement.
Conclusions:
- Contemporary sea-level changes are precisely monitored using satellite altimetry and in situ data.
- Understanding the drivers of sea-level variations is crucial.
- Provided a summary of the latest sea-level projections from the Intergovernmental Panel on Climate Change.
More Related Videos
10:28Investigating the Relationship between Sea Surface Chlorophyll and Major Features of the South China Sea with Satellite Information
Published on: June 13, 2020
5.9K
08:09Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management
Published on: September 12, 2017
11.9K
Related Concept Videos
01:50Global Climate Change
24.8K
Throughout its ~4.5 billion year history, the Earth has experienced periods of warming and cooling. However, the current drastic increase in global temperatures is well outside of the Earth’s cyclic norms, and evidence for human-caused global climate change is compelling. Paleoclimatology, the study of ancient climate conditions, provides ample evidence for human-caused global climate change by comparing recent conditions with those in the past.
24.8K
01:26Influence of Earth's Curvature and Atmospheric Refraction on Leveling
301
During leveling, the Earth's curvature and atmospheric refraction introduce deviations in the line of sight from a true horizontal reference. When the line of sight is leveled, it remains perpendicular to the plumb line only at a single point. Beyond this, it deviates due to the Earth’s curvature, represented by the correction C. For a sight distance D, the deviation can be derived using the relationship:This relationship shows that the deviation increases quadratically with distance.
301
01:26Introduction and Methods of Leveling
238
Leveling is a surveying procedure used to determine elevation differences between distant points. Elevation refers to the vertical distance above or below a reference datum, typically mean sea level (MSL). In the United States, elevations are often referenced to the mean sea level station at Father Point Rimouski along the St. Lawrence Seaway. To make the datum accessible, permanent markers are established throughout the region. These markers, called benchmarks, have known elevations. If the...
238
01:22Effect of Sea Water on Concrete
486
Concrete exposed to seawater can undergo degradation like the dissolution of ettringite and gypsum, increasing the material's porosity and decreasing its strength. In contrast, the crystallization of salts within the concrete's pores can cause expansion, particularly above the waterline where evaporation occurs. Nonetheless, this expansion only happens when seawater, enabled by the concrete's permeability, manages to infiltrate the structure.
Concrete in areas between tide marks,...
Concrete in areas between tide marks,...
486
01:05Gravimetry: Overview
6.8K
Gravimetric analysis is a quantitative method where the analyte is isolated and weighed directly or after conversion into a substance of known composition. Gravimetric analysis can be classified as precipitation, electrogravimetry, volatilization, and particulate gravimetry, based on the method used to isolate the analyte.
In precipitation gravimetry, the analyte is converted into a precipitate and weighed. For example, the silver content in a sample can be estimated by precipitating and...
In precipitation gravimetry, the analyte is converted into a precipitate and weighed. For example, the silver content in a sample can be estimated by precipitating and...
6.8K
01:03Precipitation Gravimetry
7.7K
Precipitation gravimetry is based on converting an analyte into a sparingly soluble precipitate, which is separated by filtration and weighed. An ideal precipitate should be pure, insoluble, of known composition, and easily filtered from the reaction mixture.
In determining nickel by gravimetric analysis, a precipitant of ethanolic dimethylglyoxime is added to a hot nickel salt solution. This is quickly followed by the dropwise addition of dilute ammonia solution until precipitation occurs. A...
In determining nickel by gravimetric analysis, a precipitant of ethanolic dimethylglyoxime is added to a hot nickel salt solution. This is quickly followed by the dropwise addition of dilute ammonia solution until precipitation occurs. A...
7.7K