Fireflies’ summer evening light shows are a delight for humans, but for the insects they are a crucial mating ritual – and human-caused light pollution is a buzz kill.
Marine shipping generates about three per cent of global greenhouse gas emissions, and port activities can add to local pollution. Ports are now taking action to reduce their environmental impacts.
Three recent studies shed new light, as understanding how the behaviour of Australia’s wildlife changes at night can help scientists better protect them.
COVID-19 may have messed up school and shut down a lot of entertainment venues. But you can still brighten things up by doing a little stargazing at night, an astronomer says.
Roland Lehoucq, Commissariat à l’énergie atomique et aux énergies alternatives (CEA) and François Graner, Université Paris Cité
By 2025 Elon Musk wants to launch 12,000 satellites and corner the global Internet market. What will be lost is earth-based astronomy, the idea that space belongs to us all and the beauty of a starry sky.
Dark sky sites can inspire new generations of stargazers, but a better long-term solution would be connecting people with the night sky where they live.
The first 60 satellites from Elon Musk’s planned low orbit internet network have lit up the skies. But with more planned, astronomers say the satellites could ruin their work.