Enough joking. New NASA-Russian research is leading to concern that global warming is causing truly disturbing changes to the virgin forests of northern Russia.

Permafrost remains of long-gone woolly rhinos, mammoths and cave lions bring intriguing scientific breakthrough.

Summer flooding will worsen dramatically, and the Arctic could be ice-free in summer by 2034.

Vineyards will flourish as winters become almost 10C milder heralding a large population influx, says new scientific prediction.

Permafrost preserved the ‘oldest blood in the world’ boosting hopes of bringing extinct species back to life.

Lena River fleet cannot sail after abnormal heat causes 2.5 metre water level drop.

Little cat is possible brother to ‘Boris’ found last year some 15 metres (50ft) away.

Unique archeological and paleontological sites face destruction from gangs seeking to raid and sell prehistoric remains.

Across the Russian polar regions, these eye-catching pictures show how thawing soil leads to territories being washed away.

Timber from potentate’s log cabin was superbly persevered in permafrost, allowing us to see how ancient man lived.