Articles on Agriculture

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Water purification at a modern urban wastewater treatment plant involves removing undesirable chemicals, suspended solids and gases from contaminated water. arhendrix/Shutterstock.com

Microwaving sewage waste may make it safe to use as fertilizer on crops

The solids from wastewater plants are usually dumped into landfills because they are contaminated with heavy metals. Now there is a way to remove the metals so the waste can be used as fertilizer.
The Australian Bureau of Agricultural and Resource Economics and Sciences farmpredict model finds that changes in climate conditions since 2000 have cut farm profits by 22% overall, and by 35% for cropping farms.. ABARES/Shutterstock

New study: changes in climate since 2000 have cut Australian farm profits 22%

For crop farmers, the risk of low profit years has doubled.
Many temperate crops require winter chilling to initiate flowering or fruit ripening, and orchards may need to shift to colder areas. from www.shutterstock.com

Climate explained: how climate change will affect food production and security

New Zealand is a net exporter of many fruit and vegetables. While climate-change induced food shortages are not an imminent risk, some crops may be affected by rising temperatures and extreme weather.

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