2,000 Nepalese tree-huggers claim world record

More than two thousand people including lawmakers and students hugged trees in a park outside Nepal's capital Kathmandu on Thursday to claim a new record on World Environment Day.

Forest soil erosion in the wake of major bushfires

Researchers from Australia and the UK tracing soil in one of the areas affected in the 'Black Saturday' bushfires in Victoria have shown how nuclear science can explain the environmental impact of soil erosion.

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