Global sea level saw a big jump from 2022 to 2023 due in part to a switch between La Niña and El Niño conditions. A mild La Niña from 2021 to 2022 resulted in a lower-than-expected rise in sea level. A strong El Niño in 2023 helped boost the average amount of rise in sea surface height.
Seasonal or periodic climate phenomena can affect global average sea level from year to year. But the underlying trend for more than three decades has been increasing ocean heights as a direct response to global warming due to the excessive heat trapped by greenhouse gases in Earth’s atmosphere.
With more than 30 years of satellite observations, the data show that global average sea level has risen about 4 inches (9.4 centimeters) since 1993 and the rate of increase has more than doubled.
#GlobalSeaLevel #SeaLevelRise #ClimateChange #NASAEarth #EarthData
Video Description:
In the center is an animated graph of Global Sea Level Rise from 1993 to 2023. On the X-axis are months January to December. The Y-axis goes from 0 centimeters to 10 centimeters.
0-0:07: As the years tick by at the top of the graph, lines of different shades of blue are added to the graph. Each new line appears above the last one graphed. The lines all have a similar smooth shape, with a slight bump around October.
0:08-0:10: The lines that were graphed all rotate together to form one single line. The line is jagged and trends upward. The months on the x-axis are swapped for the years 1990-2025. The y-axis remains the same.
Water is emerging as the critical constraint shaping sustainable construction and urban development. A United Nations warning of “water bankruptcy” positions scarcity as a core determinant of sustainable building design, forcing developers to integrate hydrological data into every feasibility study. Growth strategies in arid regions are now being rebuilt around circular economy in construction principles—combining closed-loop water systems, onsite reuse, and lifecycle assessment to ensure resilience in resource-constrained environments. The shift highlights the rise of life cycle thinking in construction, where water efficiency aligns with carbon footprint reduction and long-term life cycle cost outcomes.
Reconstruction in disaster-prone areas is demanding a redefinition of sustainable building practices. Indian townships rebuilding after landslides demonstrate the limits of traditional resilience models. A data-driven approach grounded in environmental sustainability in construction is replacing reactive rebuilding with preventative planning. Projects now value green infrastructure and community-led hazard mitigation as core performance indicators, embedding end-of-life reuse in construction and low-impact construction techniques as benchmarks for sustainable design.
The fragmented global energy transition continues to disrupt the carbon footprint of construction. As the embodied carbon of steel, cement and modular components depends heavily on place of manufacture, procurement teams are pursuing environmental product declarations (EPDs) and low embodied carbon materials to manage embodied carbon in materials more transparently. Contracts increasingly price carbon volatility alongside inflation and currency risk. Design professionals are under growing pressure to evidence net zero whole life carbon performance through rigorous whole life carbon assessment and life cycle cost modelling. This progression marks the industry’s deeper commitment to decarbonising the built environment and achieving carbon neutral construction.
Corporate investment is translating ambition into deliverable outcomes. Housing and workplace projects benchmarked against BREEAM V7 and net zero carbon buildings standards are demonstrating measurable improvements in green construction efficiency, renewable building materials integration and circular construction strategies. The distinction between retrofit and replacement is being framed by whole life carbon considerations and building lifecycle performance metrics. Each project is an applied case study in sustainable material specification and eco-design for buildings, proving that low carbon design and resource efficiency in construction are now commercially viable rather than aspirational.
Sustainable construction is no longer an environmental choice but an operational necessity. The convergence of water scarcity, embodied carbon accountability and resilience-based planning ensures that sustainable building design now serves as the foundation for both climate adaptation and long-term asset value.
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