Earth SciencesEnvironment

Coastal Crisis Worsens as Modern Sea Level Surge Shatters 4,000-Year Record, Study Finds

A comprehensive analysis of geological records indicates that global sea levels are now climbing faster than at any time in the past four millennia. Researchers warn that delta regions housing major economic hubs face particularly severe threats from this acceleration combined with land subsidence.

Unprecedented Acceleration in Sea Level Rise

According to a recent study published in Nature, sea levels are rising at their fastest rate in 4,000 years, marking a significant departure from historical patterns. The research, led by scientists from Rutgers University, analyzed thousands of geological records from sources including ancient coral reefs and mangroves to trace sea level fluctuations across nearly 12,000 years.

Earth SciencesEnvironment

Record CO2 Surge in 2024 Signals Weakening Planetary Carbon Absorption

Atmospheric carbon dioxide concentrations surged by a record 3.5 parts per million in 2024, reaching 423.9 ppm according to UN data. Scientists report worrying signs that the planet’s natural carbon absorption systems may be weakening amid ongoing high emissions.

Unprecedented CO2 Increase Recorded

The global average concentration of carbon dioxide surged by a record 3.5 parts per million between 2023 and 2024, reaching 423.9 ppm according to reports from the World Meteorological Organization. This represents the largest annual increase since modern measurements began in 1957 and significantly exceeds the previous year’s increase of 2.3 ppm.