Como expor mentiras usando satélites e drones

Em uma sessão da #GIJC21 sobre o uso de mapas e imagens de satélite para investigações, três especialistas explicaram suas abordagens para analisar esse tipo de imagens, usando ferramentas de código aberto. Uma das técnicas inovadoras descritas levou a um Prêmio Pulitzer este ano – por expor a rede chinesa de centros de detenção muçulmanos – enquanto outra expôs a fala enganosa do governo sobre incêndios na Amazônia, e um terceiro literalmente colocou uma comunidade vulnerável da África no mapa.

Satellite spots Russian methane leak

Data Journalism Top 10: Disappearing Bumblebees, Russia’s Methane Leaks, Warming Siberia, Top TV Shows

The COP26 climate summit starts in Glasgow, Scotland, this Sunday, and could mark a turning point in the battle to bring climate change under control. In the run-up to the conference, our analysis of the most popular data journalism stories on Twitter features several climate change-related pieces, including a project by The Washington Post exploring a large methane leak in Russia, and a story by IStories on rising temperatures in Siberia and the Arctic.

China's Secret Fishing Fleet

Data Journalism Top 10: China’s Vast Fishing Fleet, Europe’s Internet Speed, Afghan Resources, and US Murders Rate

Tracking the most popular data journalism stories on Twitter from September 20 to September 26, using NodeXL mapping and our own human curation, we found investigations into burning oil in the Greek islands and heat-related deaths in German cities. In this edition, we also feature an exclusive story about China’s vast, secretive fishing fleet, a look at the US arms race, and an analysis of suspicious anomalies in the recent Russian election results.

Data Journalism Top 10: Ramadan Fasting, Volcanic Eruptions, Climate Change Economics, China’s Forced Labor

Driving an electric car and buying solar panels are things individuals can do to help slow climate change. But according to a new study, most people don’t realize that achieving a real impact on greenhouse emissions requires significant lifestyle sacrifices. Our NodeXL #ddj mapping from April 12 to April 18 found a story by the Financial Times showing that the best way in individual can reduce their carbon footprint is to have one less child. We also feature an explainer of Ramadan fasting by Al Jazeera, a look into China’s polysilicon factories by Bloomberg, and Chinese tycoon Jack Ma’s jet-setting ways.