Archive for July 2018
Lab-grown corals may help save stressed reefs
Corals around the planet’s oceans are in trouble. They are fragile creatures that are prone to suffer harm even from moderate changes in water temperatures, levels of salinity and degrees of acidity. Yet abnormally high water surface temperatures and increasing
Having the vision to green our cities
The world is becoming increasingly urbanized. Already more than half of the world’s population (54%) lives in towns and cities. That number, according to the UN, could well swell to two-thirds, or 66%, by 2050 when another 2.5 billion people
Trump is wrong: trophy hunting isn’t good conservation
Quite a few people like to shoot unsuspecting animals dead with powerful rifles from a safe distance and then pose for selfies with the animals’ remains. And if we are to believe the Trump administration in the US, the dubious
The sunny side of solar for California homeowners
In the state of California, solar power is becoming increasingly dominant. California is the first state in the US where solar panels will be made mandatory on most newly built homes after 2020. At present a fifth of single-family homes
UN Environment chief: green economies are a must
Economic growth is a must for free and prosperous modern societies. Yet that growth must be in line with sound environmental principles because that is the only we can ensure that our planet will avoid becoming an environmental basket case.
Here comes a sugar-based filter to purify polluted water
Water contamination is a serious problem across much of the world not least because polluting water sources is easy but cleaning them up may involve a Herculean task. Yet help is on the way, in the form of science. Scientists