Tree-planting was started at Glynllifon in the 19th century under the auspices of the then 3rd Lord Newborough.

BBC: John Whitehead at the trail

Rising school attendance, environmental progress - such as tree-planting and river bank strengthening - are all welcome improvements.

BBC: Haiti quake: Why isn't aid money going to Haitians?

The Green Investment Bank, securing investment in low-carbon energy, and tree-planting were among the other government successes, he said.

BBC: Science & Environment

He demonstrated his tree-planting technique, making it look quick, precise, gruelling, and comical.

NEWYORKER: The Kingpins

He'd won the book in an Arbor Day poster contest for schoolkids that had coincided with a citywide tree-planting program administered by the Department of Parks and Public Property.

NPR: Roth Rewrites History with a 'Plot Against America'

Though based on Western organisations he had seen on television, Friends of Nature was less a lobbying outfit than a club, whose members would go tree-planting, camping and chorus-singing to spread the green message through the land.

ECONOMIST: Liang Congjie

Calculate carbon emissions for a road trip or flight and buy offsets to fund worldwide projects that employ those in poverty, such as tree-planting programmes that hire low-income workers, or projects that help both the poor and the environment by distributing fuel-efficient stoves, as opposed to wood-burning ones used in most homes in developing countries.

BBC: How big is your carbon footprint?

For about a century now, tree planting has been the mass-participation activity.

BBC: NEWS | Science/Nature | Rolling back Iceland's big desert

Even baseball televises its draft held during the playing season which is hilarious, since player development in baseball takes far longer than most sports. (Watching a baseball draft is like watching the planting of an oak tree.) There's summer-league NBA to follow and signing day and of course the heat-seeking thrill circus that is intrasquad spring college football.

WSJ: Jason Gay: Do Sports Fans Need an Off-Season?