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Opinion

Soda taxes can’t reverse the obesity epidemic

OPINION: They might be able to help, but only if well-designed and in combination with other policies

The hidden threat from rising coastal groundwater

OPINION: Sea level rise won’t hit just homes on shorefronts, but also the infrastructure beneath our feet

Forests are under attack from invasive species

OPINION: International commerce and travel bring ecological destruction to the world’s most cherished natural places. We need to do more to stop the assault.

We urgently need data for equitable personalized medicine

OPINION: A massive bias in medical studies toward men of European origin means that genetic variants in understudied populations don’t get the focus they deserve

It’s way past time to stop police ‘testilying’

OPINION: The culture of deception in US courts needs to end

How optimizing indoor humidity can help stop the spread of Covid and flu

OPINION: Recent CDC guidelines for indoor air quality disregard the benefits of humidity. But research shows it can kill viruses and help thwart infections.

Abandon the idea of ‘great green walls’

OPINION: The notion of planting miles of trees to hold back encroaching deserts is misguided and damaging; we should promote programs that secure livelihoods and respect dryland ecologies instead

Why one deforestation solution has yet to stop massive tree loss

OPINION: Zero-deforestation supply-chain commitments aren’t protecting tropical forests as much as hoped. But they might, if the same standards were applied to domestic and export markets.

Dealing with rats, and their health, in America’s ‘rattiest’ city

OPINION: A study in Chicago found that rodents surviving poisoning are more likely to carry disease. Good pest control needs to take such things into account.

Nature, nurture and randomness

OPINION: More than genes and upbringing determine animal personalities: There’s a good dose of chance in the mix, too.

Our oceans’ future: Hot and troubled

OPINION: Ocean warming, acidification and deoxygenation due to climate change — as well as pollution and development — threaten our global waters, but disaster is far from inevitable

Get out in your yard and count bugs

OPINION: How worried should we be about insect declines? Community science is vital for gathering information about arthropods.

We need to stop bugs at the border

OPINION: Trade and travel come with a shared responsibility for biosecurity

Zoos need to change

OPINION: To justify their existence, they must make conservation their top priority

How to recover from the Great Education Disruption

OPINION: Children around the world were out of school for months, with big impacts on learning, well-being and the economy. How do we avoid a ‘generational catastrophe’?

What is the protein of the future?

OPINION: It’s sustainable, nutritious and delicious. Scientists need to ramp up efforts to meet this urgent need.

Can playing video games make you smarter?

OPINION: Research highlights six key principles for better learning

America is failing women’s health

OPINION: Systemic inequity means women in the US die younger and suffer more than they should. It’s time for health for all.

Europe should shape the clean fuel market now

OPINION: For the world to hit its climate goals, the European Union needs to take the lead, ditch coal and write the rule book for green hydrogen

Pricing groundwater will help solve California’s water problems

OPINION: The state’s Sustainable Groundwater Management Act is a great opportunity — if it goes far enough

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