Everyone wants to know what the return on investment (ROI) is for prickly acacia eradication.
We know it’s worse than wild dogs, and as bad as drought (weeds in general cost Australian agriculture $4 billion annually, with at least another $4 billion hit to the environment; feral animals cost $743 million a year – wild dogs cost Queensland $50 million a year); and we know it spreads faster than rabbits.
The CSIRO estimates there are 15 million feral cats in Australia… 15,000,000 x 23 = 345,000,000 native creatures per night. But let’s give the poor moggy a fair shake: let’s say the CSIRO can’t count, and there are only 10 million feral cats, and they really don’t have much of an appetite, only polishing off 10 native creatures per night, that’s still 100 million per night or 36.5 billion per year… maybe they don’t hunt on weekends.
The Lake Eyre Basin Partnerships has taken out the prestigious, $300,000 International River Prize for 2015, beating the River Mur of Austria, and the River Jordan of Israel, Palestine and Jordan.
Not only was the Lake Eyre Basin nomination for a whole drainage basin rather than a single river, it was also the first time it history of the award where it recognised prevention rather than cure. (more…)