David Johnson: De Beers charts cautious Angola return amid industry transformation

De Beers is rebuilding its presence in Angola through government partnerships and community engagement, marking a strategic comeback following its difficult exit years ago from the diamond-rich nation. However, De Beers spokesperson David Johnson cautioned...

24 november 2025

Maria Krasnova: Colored gemstones are a serious investment

Maria Krasnova, Executive Director of the renowned company “Samotsvety ot Sokolov” (Gems by Sokolov), spoke to Rough&Polished about the Gemstone project aimed at selling precious stones, as well as about current market trends, new challenges...

17 november 2025

Forging a new legacy: Tshenolo Ntshekang on building a black-owned diamond beneficiation business in South Africa

In an industry historically defined by limited access and foreign dominance, Tshenolo Ntshekang is carving a new path. The founder of Banzi and Karolo Projects, a black-owned diamond beneficiation business, Ntshekang, represents a growing wave of...

03 november 2025

Mahiar Borhanjoo returns to ‘The Heart Of The Diamond Business’

Having started his career in the diamond trade at De Beers in London, Mahiar Borhanjoo returned to the diamond giant last year as Chief Commercial Officer after working for a decade for other diamond companies. Mahiar explains why he returned to De Beers...

27 october 2025

Mubri president Ali Pastorini: You just need to play a transparent game and do everything possible to attract clients

Ali Pastorini, co-owner of the DEL LIMA JEWERLY and president of the Mubri International Association, which unites more than 2,500 wholesalers, retailers, and designers from 18 countries. In this interview with Rough&Polished Ali Pastorini talks about...

20 october 2025

The number of polar bears in the Arctic increased 1.5 times in two years

21 march 2024

The Chukchi-Alaskan polar bear population reached 3,000 individual animals, including 864 on Wrangel Island and 180 on the Bear Islands in Yakutia, said Vladimir Chernook, head of the All-Russian Scientific Research Institute "Ecology".

The number of polar bears has increased by more than 1.5 times in two years. The bears were counted literally over their heads with the help of Orlan unmanned aerial vehicles. Data processing was partially carried out using artificial intelligence.

In Chukotka, there is a federal and district polar bear protection program.

Following the results of the conference, it is planned to create an expert platform on biological diversity, www.ohotniki.ru reports.

Alex Shishlo for Rough&Polished