Just before his army invaded Ukraine, Russian President Vladimir Putin outlined his motivations in a speech. His main argument: NATO's expansion.
He blamed the extension of the military alliance ever closer to Russia’s borders and accused Western leaders of breaking alleged promises to never do so.
But experts disagree on whether that’s true.
So, was anything really promised?
Why we need better toilets
Flush toilets are an ecological nightmare. They take at least six liters of water to flush poop! They haven't changed much for centuries and are unfit for a world of climate change and booming populations. Is there a less wasteful way to dispose of our waste?
How to Mine in Space instead of on Earth
Precious metals like gold and platinum are crucial for green technologies, yet extracting them destroys the environment. But what if we could prevent this by mining in space?
Can We Create Artificial Rain?
As temperatures rise, cloud seeding is bound to become a popular solution against droughts, floods, and fires. Do we really have the technology to make it rain? And if so, should we use it?
How Worms Could
Help Solve Plastic Pollution
We invented plastic to replace and repel bugs, now we are turning to bugs to get rid of plastic. These worms’ unusual taste can help us deal with plastic pollution.
solve the global water crisis?
We have the desalination technology to transform seawater into freshwater. So why are we not using it to solve the global water crisis?
outshine mined gems
Lab-grown diamonds are purer, cheaper, and more sustainable than mined diamonds, so why are we still mining them?
New technologies are opening the door to new hi-tech applications and a more sustainable production process.
Why Impact Investing
Doesn’t Have Much Impact
Environmental scandals are leading some investors to reconsider their investments. New environmental standards promise to reconcile profit and planet, but most green funds are not delivering on their promises.
Integration or Expulsion?
The German town Frankfurt an der Oder was long held up as a model of integration - until a group of refugees stormed a popular nightclub. Thomas Klähn is fighting to keep sentiments from turning against the refugees.
Why Plastic Demand Won’t Rescue Big Oil
Big Oil is in trouble. Renewable energy is cheaper than ever, while the COVID-19 lockdowns are plunging revenues from gasoline. Oil companies hope that increasing plastic production will save the sector from decline. But in the age of the Paris Agreement, the plan is likely to backfire.
The Problem With E-Scooters?
E-scooters have joined the struggle for our roads. They are cheap, fast and convenient. But on roads where cars are still king, also dangerous.
Glass is not Glass
In a future of bendable screens and diminished environmental footprint, glass is seeing a reboot. An expert offers his insights on a material both more adequate and sustainable than plastic.
One Cent? Nonsense.
Producing the 1-cent coin costs 1.65 cents.
These small coins are also heavy, unnecessary,
and already refused by many shops. No wonder
some EU countries are getting rid of them.
The lonely Ethan is enjoying a thoughtless happy life when the meeting with a sweet and a little weird girl changes everything.
Los Angeles, 2014