NISAR Has Arrived. Why This New Radar Mission Matters for Earth Observation

The NASA-ISRO Synthetic Aperture Radar (NISAR) mission, launched in July 2025, is the first dual-frequency radar satellite, enhancing Earth observation. It maps land and ice every 12 days, aiding in environmental monitoring, natural hazard assessment, agriculture, and cryosphere research. NISAR promotes open access to radar data, fostering innovation globally.

The Future of Remote Sensing: AI, Foundation Models and the Next Generation of Earth Observation

ESA’s Φsat-2 is a miniature Earth-observation satellite showcasing artificial intelligence’s role in processing satellite data. Despite advancements, the challenge remains in extracting meaningful information from vast datasets. Emerging foundation models and multimodal approaches offer scalable solutions, although the necessity for remote-sensing expertise and sustainability considerations persist.

Earth Observation on the Ground: How Satellite Data Supports Real-World Decisions

A crop-type map generated from Sentinel satellite data illustrates its utility in agriculture and disaster management. Earth observation has evolved to support informed decision-making, offering insights into crop health, water availability, and disaster impacts. Access to open data fosters broader participation, while combining various data sources enhances decision quality and environmental governance.

Beyond the Photograph: Why Photogrammetry Still Matters in a 3D World

Photogrammetry combines multiple images to create accurate 3D models and measurements of environments, utilising advanced technology such as drones and computer vision. Its applications span various fields, including surveying, environmental monitoring, and archaeology. As it evolves, photogrammetry remains essential in obtaining detailed spatial information, connecting imagery with geometry effectively.

Seeing a Changing Planet: The Role of Earth Observation in Climate Monitoring

Earth observation is vital for climate monitoring, utilizing satellites to track changes like glacier retreat and sea-level rise over long periods. By providing consistent, comprehensive data, satellite imagery complements ground observations, enhancing understanding of climate variables and trends. Future advancements will continue to improve the accuracy and frequency of measurements.

From Pixels to Understanding: How Remote Sensing Turns Data into Knowledge

Remote sensing revolutionises our comprehension of Earth by utilising aircraft, drones, and satellites to gather data across vast areas. This technology transforms measurements into actionable knowledge, contributing to scientific research and decision-making. By integrating remote data with various sources, we can address critical questions about environmental changes and conditions effectively.