Cows fed small amount of seaweed burp 86 per cent less methane in trial

Author: Nick Kilvert
Source: ABC News
Date: 18/3/21
    Feeding cattle a small amount of a seaweed species found in Australia has been shown to reduce their methane emissions by up to 86 per cent. Key points: Red seaweed contains a compound that can reduce the production of methane Proponents say it could be the equivalent of rem...

The last ice age tells us why we need to care about a 2℃ change in temperature

Author: Alan N Williams, Chris Turney, Haidee Cadd and more
Date: February 25, 2020
The latest report from the Intergovernmental Panel on Climate Change (IPCC) states that without a substantial decrease in our use of fossil fuels, we are on track for a global average increase of 2℃ in the next few decades, with extremes of between 3 to 6℃ at higher latitudes. But 2℃ doesn’...

The burn legacy: why the science on hazard reduction is contested

Author: Kevin Tolhurst
Date: February 20, 2020
When it comes to reducing the extent of bushfires, scientists disagree on the best way to do it. Hazard-reduction burning (also known as “prescribed burning” or “controlled burning”) is controversial and, depending on the scientific paper, it’s shown to either be effective or not work a...