Researchers remotely map crops, field by field

Crop maps help scientists and policymakers track global food supplies and estimate how they might shift with climate change and growing populations. But getting accurate maps of the types of crops that are grown from farm ...

Measuring biodiversity across the US with space-borne lidar

Diverse ecosystems support the web of life and in the process, provide food, water, medicine and materials for humanity. But the butterfly effect tells us all things are connected. So, when biodiversity loss threatens the ...

Employing 3-D coral reef remote sensing to predict fish biomass

Coral reefs offer many tropical fish a vibrantly encrusted locale of refuge – a respite from the intense pressures of the sea – providing an opportunity for protection, nutrition and even reproduction. At the mercy of ...

Complete world map of tree diversity

Biodiversity is one of Earth's most precious resources. However, for most places in the world, scientists only have a tiny picture of what this diversity actually is. Researchers at the German Centre for Integrative Biodiversity ...

Pollution: New ammonia emission sources detected from space

Researchers from the CNRS and the Université Libre de Bruxelles (ULB) have prepared the first global map of the distribution of atmospheric ammonia (NH3) by analyzing measurements taken by satellites between 2008 and 2016. ...

Mobile phone and satellite data to map poverty

An international team has, for the first time, developed a way of combining anonymised data from mobile phones and satellite imagery data to create high resolution maps to measure poverty.

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