It's all about the birds
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Hi I remember that the line was set where rainfall/evaporation was < 1/3, but I can not remember for how many months or years, but my question is with climate change has it moved from where Goyder drew it ? Cheers Chris Birding-Aus mailing list Birding-Aus@birding-aus.org To change settings or unsubscribe visit: birding-aus.org/mailman/listinfo/birding-aus_birding-aus.org