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This Tree Survives Lightning Strikes—and Uses Them to Kill Its Rivals

This rainforest giant thrives when its rivals burn

In Oregon, a giant 300-foot smiley face greets traffic every fall

Every fall, a hillside in Oregon flashes a giant, yellow smiley face of trees.

More grass, less asphalt. The best recipe for trees to provide ecosystem services

Study looks into how trees could provide the most benefits in our urban spaces.

The US wants to plant one billion trees -- but there's not enough seedlings

Study looked at plant nurseries across the country and found big gaps.

Scientists use CRISPR to make wood fiber production more sustainable

They believe this could be applied to multiple tree species

Tiny satellites reveal how urban trees respond to rising heat

Study reveals new insights into the compliate relationship between urban heat and seasonal vegetation leaf emergence.

This new app can measure trees much faster than manual methods

It uses LiDAR sensors that are incorporated into mobile phones.

Want to have better air in cities? Plant a mixture of trees

Not every tree works the same way.

How old is the oldest tree?

The oldest tree is between 5,000 and 80,000 years ols, depending on what you consider a 'tree'.

This tree is live-tweeting climate change -- and it needs a hug

With a little help from a team of researchers, we get to see what climate change looks like from the perspective of a northern red oak.

How circular use of yard waste can save trees and bring down emissions

Eco-friendly uses for urban tree waste could substantially reduce greenhouse gas emissions in US cities.

Is this tree in Chile the oldest one in the world? This scientist thinks so

But the nearly 5,500-year-old tree is in trouble due to tourists climbing over its roots.

California is losing its trees -- perhaps permanently -- as climate change is shifting its ecosystems

Trees are burning and grasslands are taking their place.

Invasive insects will kill 1.4 million urban trees in the US by 2050

Hotspots for insects identified in the study include New York, Chicago and Milwaukee

There are likely over 9,000 species of trees we haven't discovered yet. But can we find them before they disappear?

More than 73,000 species of trees grow on Earth's surface, including 9,200 species yet to be discovered, according to the most comprehensive tally of its kind to date.

Can’t cope with the urban heat? More trees could save the day

Consider yourself lucky if you live in a tree-rich area

Human activities are driving wild trees species to extinction

There's still time to save the trees -- but we need to act quickly

Even a single urban tree can make a big difference during the summer heatwaves

With climate change kicking in, we need all the help we can get to deal with the scorching summers.

Planting trees can increase rainfall across Europe -- and this is important for climate change

This could come in handy as temperatures continue to rise -- but there are also downsides, researchers warn.

The tallest tree in the world is higher than the Statue of Liberty

California's redwood forest has the tallest trees in the world. Let's see why.

Why keeping one mature street tree is far better for humans and nature than planting lots of new ones

The net ecosystem service of an urban tree is worth thousands of dollars.

The urban forest of the future: how to turn our cities into Treetopias

We are and will continue to plant more street trees, urban groves and informal clusters of trees in our parks and green spaces. Treetopia has begun.

In 10 to 20 years, it will be so hot that tropical trees live shorter lives

Not a good roadmark to pass.

Larger, older trees can store more carbon and help tackle climate change

We have to leave large trees alone as they capture a lot of carbon, researchers argue.

It's greener than you thought: New tree count in Sahara shows surprising results

Researchers could soon count every tree on Earth.

Pollution is impairing the growth of trees in Siberia and the Arctic

That can't be good.

Trees that live fast die young and this is bad news for the climate crisis

The carbon capacity storage of trees could be challenged in the future.

Planting trees is not a simple solution to climate change

Tree planting is far from a panacea, researchers argue, and shouldn't be seen as a solution by itself.

The secret behind Ginkgo biloba's near-immortal lifespan

Researchers boldly claim that despite some organs like leaves perish, the three itself doesn't die of old age

Oldest fossilized forest discovered under New York

The 386-million-year-old forest marked a massive transition in the planet's history from sparce vegetation to lush tropical forests.

Tree-planting campaign raises $8 million in five days

Project Team Trees seeks to plant 20 million trees by 2020

Vikings cut down all of Iceland's forests -- the country is planting them anew

Since 2015, Iceland has planted around 1,000 hectares of forest (between three and four million trees).

NASA creates first 3D model of Amazon rainforest canopy to estimate the effects of droughts, climate change

Drought has a massive effect on rainforests. Bad news in the current changing climate.

The US lost roughly 1 in every 100 urban trees between 2009 and 2014

Which is a pity, because they save us a lot of money.

Without tree husks to house them, Europe's beetles are dying out

Sometimes not tidying up can be a good thing.

Trees provide hundreds of millions of dollars in services to cities for free, paper reports

Ca-ching!

Trump Forest wants to compensate for the POTUS' climate policy by planting 100 new billion trees

Nope, it's not Trump's idea.

We can't count on trees to solve our global warming mess -- there's just too much CO2 out there

We'd have to plant trees instead of food.

Up to 80 percent of all wildfires in the U.S. are started by humans

Wildfires are generally good for forests but the current trend is anything but natural.

The different types of forests: everything you need to know

The green lungs of the earth come in many different varieties.

Mindblowing fact of the day: sharks are older than trees

That's seriously badass!

Scientists use sound waves to 'listen' for decay in trees

The longer a sound wave takes to transverse the trunk, the more decayed the tree is.

Gold growing on trees offers a new prospecting tool

Who said money doesn't grow on trees? Take this grandpa!

"Extinct" elms discovered doing just fine in the Queen's gardens, Edinburgh

It's good to be Queen. But it's even better to be the Queen's elms.

Douglas fir forests are buckling under the heat, pausing their growth altogether

Silly trees, can't they set the thermostat lower, like the rest of us?

Trees trade carbon through their roots, using symbiotic fungi networks

A forest's trees capture carbon not only for themselves, but also engage in an active "trade" of sorts with their neighbors, a new study found. University of Basel botanists found that this process, conducted by symbiotic fungi in the forest's soil, takes place even among trees of different species.

Europe might lose its ash trees forever

Europe is likely to lose all its ash trees, the largest-ever survey of the species warns. Plagued by both a fungal disease known as ash-dieback and an invasive species of beetle, the emerald ash borer, the tree might be wiped clean off of the continent.

Surreal crooked trees shaped by Antarctic winds

Wind gusts are so unforgiving that the trees themselves molded into weird and crooked shapes. There's an almost surreal beauty to their shape, though -- it brings harshness to life. You won't find anything like it anywhere else in the world.

Oddly enough, all trees regardless of size break at the same wind speed

In the wake of calamities like hurricanes or tornadoes, you'll find trees leveled to the ground. But observations suggest that all trees seem to break at the same wind speed, with parameters like the type of tree, height or diameter barely affecting the outcome.

Dutch collective plans to "plant" a forest on Rotterdam's waters.

Where do we find the space for trees in our cities with all the buildings already vying for the limited space available? Dutch collective Mothership's answer is waterways. The group plans to install the "Dobberend Bos" (Bobbing Forest) in Rotterdam's Rijnhaven harbor next spring.