Today’s Solutions: January 17, 2025

Environment

Need some good news about the environment? The Optimist Daily is your go-to herald of positive environmental news, highlighting eco-friendly solutions and scientific progress around climate action, circularity, conservation, and more. Learn about everything eco in our Environment section.

Large play bubble in Glasgow

This algae-filled bounce house captures CO2 as children jump

We recently shared how an innovative playground in Poland uses algae to capture CO2 and create a safer play space for children. Now, that same concept has traveled to the COP26 climate conference where it is gaining international attention in the form of a children’s bounce house. At first Read More...

Honey bee pollinating blossoming cherry tree

When bees can't get to crops, these robots step in

Colony collapse disorder, harmful pesticides, and climate change have all contributed to the global decline of bee species. This is not only an urgent biodiversity problem but also an issue for our global food systems since a lot of our crops rely on these little insects for pollination. Produce Read More...

These wind turbine walls let c

These wind turbine walls let cities harness wind power beautifully

One of the major downfalls of harnessing wind energy is that large-scale wind farms require lots of space, away from urban areas, and wind turbines with bulky poles and huge spinning blades that aren’t just considered an eyesore but are hazardous for birds. Well, what if we could harvest wind Read More...

Looking to the past to predict

Looking to the past to predict the future of climate change

Contemporary climate modeling uses our understanding of physical, chemical, and biological processes to shape earth system models. However, as climate change presents our world with unprecedented climate events, these models are becoming flawed and cannot accurately simulate events from the past. Read More...

COP26: Over 100 countries pled

COP26: Over 100 countries pledge to stop deforestation

The COP26 climate conference is in full swing and is celebrating its first big achievement: A pledge from more than 100 countries to end deforestation. The participating countries, which represent more than 85 percent of the world’s forests, have committed to ending and reversing deforestation Read More...

A group of curious sheep

Beach-dwelling sheep eat seaweed and reduce their methane emissions

Back in March, we shared the research findings from a University of California study on how feeding seaweed to cattle can reduce methane emissions from their burps and flatulence by up to 82 percent. Now, scientists in Scotland have found that the same effect holds true for sheep. The recently Read More...

5 Optimistic predictions about

5 Optimistic predictions about the COP26 climate conference

The stakes (and tensions) are high this week as the COP26 climate summit kicks off in Glasgow. Big issues, like renewable energy and biodiversity, are being discussed on a global scale, and while there are huge issues to tackle, there are also reasons to be optimistic. Just the fact that world Read More...

Kenyan inventors craft biorobo

Kenyan inventors craft biorobotic limb from recycled trash

David Gathu and Moses Kiuna are two young innovators from Nairobi, Kenya. Despite not being able to afford expensive university fees, their passion for science and desire to help their community has driven them to create an incredible bio robotic arm. Using any recycled materials they could get Read More...

six laptops in a variety of colors stacked and fanned out one on top of the other

How to best reuse and recycle your old laptop

Disposing of electronics can be a tricky thing, as they normally have to be processed through specially designed e-waste recycling programs. Today, we’re going to give you some ideas on how to reuse your old laptop so that you can make the most of it before discarding it, and then how to properly Read More...

Lego’s new instruction b

Lego's new instruction booklet to save the world gives kids a voice at COP26

The COP26 climate summit in progress in Glasgow, Scotland, is an important coming together of world leaders and representatives to discuss climate action and policy, as well as the steps we’ve taken to limit emissions and global warming. However, none of those present in the meeting will be Read More...