Last week, debris from a suspected Chinese booster rocket made an uncontrolled return to Earth, reportedly falling just metres from villages in Malaysia and Indonesia, and triggering a rebuke from Nasa. This follows the recent discovery of SpaceX debris on a sheep farm in regional NSW. Jane Lee speaks to ANU astrophysicist Dr Brad Tucker and reporter Natasha May about why more space junk is falling to Earth, what risks it poses to our safety How to listen to podcasts: everything you need to know The Guardian
Tag: Farming
Our global food supply is at risk when high gas prices limit the creation of fertiliser | Andrew Whitelaw
If water is the source of life, fertiliser is the source of scaleable food production. The increasing cost of fertiliser is one of the largest contributors to a “cost-price” squeeze affecting the farmers of major agricultural products in Australia and globally. The cost of food is increasing in step with the cost of producing that food and, in the past quarter in Australia, we have seen food inflation increase by 2.8% – the fourth-highest quarter since the turn of the century. The price of wheat, the main staple for much…