Science & Environment

NASA satellite can monitor most of world's irrigation canals, study finds

Source: Phys.org - latest science and technology news stories · Published

NASA satellite can monitor most of world's irrigation canals, study finds
Source: Phys.org - latest science and technology news stories

Irrigation canals form a sort of circulatory system for global agriculture. Across the world, millions of kilometers of human-made canals carry water from lakes, rivers and reservoirs downhill to farmland. Canals are vitally important to human food production, yet many agricultur

Irrigation canals form a sort of circulatory system for global agriculture. Across the world, millions of kilometers of human-made canals carry water from lakes, rivers and reservoirs downhill to farmland. Canals are vitally important to human food production, yet many agricultural areas lack the means to monitor the ebb and flow of water through these waterways.

This forces farmers and water managers to rely on scattered gauges, inspections and local reports to make decisions about water use.

Read Original Source
NASA has a Dragon dilemma, and there appear to be no good answers
Technology & AI

NASA has a Dragon dilemma, and there appear to be no good answers

For two decades, largely in service to the International Space Station, NASA has sought to foster an "economy" in low-Earth orbit. Twenty years ago, with a program to develop private spacecraft for cargo delivery to the space station, NASA sought to "stimulate efforts within the

Ars Technica - All content ·