Commentary: Moving to net-zero may not hurt as much as we think

LONDON: In 1987, the world signed the Montreal protocol, agreeing to phase out the chlorofluorocarbons and related chemicals depleting the ozone layer.

These targets need to be tighter still, and are only as good as the laws, regulations and tax reforms governments put in place to force economies off their carbon habit. But the direction of travel is unmistakable.Advertisement READ: Commentary: Suez Canal incident reveals why global trade depends heavily on shipping with few alternatives

In construction, cement and steel are highly carbon-intensive. But they are not the only possible building materials. Timber buildings with over 20 storeys have already been erected.

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