Environment
Mining
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Gold hidden in a mineral
Grain containing rare mineral reveals potential source of platinum and gold in quartz veins
By Redação
Environment
![](/wp-content/thumbs/da335dcd36816e6e42c7062257471752ff3842cb_300-200cropped.jpg)
More salt in the soil, air, and water
Use of salt in mining, agriculture, and to melt ice on roads poses a risk to biodiversity
By Redação
Environment
![](/wp-content/thumbs/d09b3c0440fde19f0619a727520db93640c9514d_300-200cropped.jpg)
Retaining pollutants carried by rain
Europe seeks innovative ways to prevent rainwater from carrying pollutants into rivers
By Redação
video
![](/wp-content/thumbs/0a1890d04239405a497cede1555ec13d4e547d5a_300-200cropped.jpg)
Brazil dries up
Climate change gives rise to a region with an arid climate, previously non-existent in the country | 6'39
By Redação
Ecology
![](/wp-content/thumbs/3fc2781fed11429021aab40e62c6243ecc438bad_300-200cropped.jpg)
Caatinga shrinking
Agriculture has transformed 89% of typical native vegetation in Northeast Brazil