求翻译：21世纪是个高速发展的年代，给我们生活带来了许多方便与享受但同时带来了环境问题。环境受污染严重、全球热效应导致海平面上升、大气污染等。是什么意思？

The 21st century is an era of rapid development, has brought to our lives but many enjoy the convenience and brought environmental problems. Serious environmental pollution, thermal effects lead to global sea level rise, atmospheric pollution.

A high-speed development of 21 s, to have brought us many convenience and enjoyment but at the same time generate environmental problems. Serious environmental pollution, global 热效应 lead to sea-level rise, atmospheric pollution, and so on.

The 21st century are the high speed development ages, but lived for us brings many conveniences with to enjoy has simultaneously brought the environment question.The environment is polluted seriously, the global thermal reaction causes the sea level rise, the air pollution and so on.

21st century is an era of rapid development, brought much convenience to our lives and enjoy but also created environmental problems. Serious environmental pollution, and global thermal effects cause a rise in sea level, atmospheric pollution and so on.

The 21st century is an era of rapid development, has brought to our lives but many enjoy the convenience and brought environmental problems. Serious environmental pollution, thermal effects lead to global sea level rise, atmospheric pollution.