Climate science assumes that the global emissions peak must occur within the next several years.

The dry season is long, interspersed with heavy rainfall during the rainy season, which peaks during January and February.

Human civilization reached its current heights only through a long process of interaction and cooperation among nations and peoples with diverse cultures and traditions.

Ukraine s Orange Revolution will reach its climax on December 26, when Prime Minister Viktor Yanukovich and former Prime Minister Viktor Yushchenko will replay their run off for the presidency.

All there is left is to hope that the rainfall during the wet season, which peaks in December through February, will be enough to provide more water for the rest of 2015.

American unemployment is projected to peak at 9.4 towards the end of 2009 or the beginning of 2010, and is expected to remain above 7 at least until the end of 2011.

The stock reached its high point last July.

This process later culminated in the Revolutions of 1989.

But American power has peaked.

It peaked at number seven in its eighth week on the singles chart.

The following week it climbed to a new peak of number four.

It reached its peak of number two on October 25, 2012.

The popularity of fox hunting in Britain reached a peak during the 18th century.

The civilization of Ancient Egypt rose to a peak with the Old Kingdom.

The following week it climbed to its peak of number seven.

At the time of the height of the cultural radical movement it was referred to as modern.

The song reached a peak of number six on November 4, 2012.

But now, just fourth months later, matters are again coming to a head.

The issue is coming to a head in ongoing World Trade Organization negotiations.

After seven weeks on the chart, the song the reached its peak of four.

The song peaked at number four in Austria on 12 December 2010.

In Canada, the song peaked at number one for the week of April 21, 2011.

The crisis culminated in a collapse of asset prices at the end of 2008.

The unemployment rate will peak above 10 in most other advanced economies, too.

The next week, it peaked at number four where it stayed for three consecutive weeks.

The song reached its peak of number three on December 21, where it remained for four consecutive weeks.

In literature, the work of the High Modernists ruled this period.

It peaked at number on the singles chart in its seventh week on 15 January 2011.

After eight weeks in the top ten, the song peaked at number two.

International assistance tends to reach its peak in the immediate aftermath of a disaster.

Well how would you go about it?

MILAN Around the world, the debate about financial regulation is coming to a head.

NEW YORK The eurozone crisis is reaching its climax. Greece is insolvent.

In the United States, three sources of policy uncertainty will come to a head this autumn.

Banks began to slow their new lending, and defaults on mortgages began to rise.

OXFORD In almost every rich country, anti immigrant fervor is at fever pitch.

Transits between the two islands peaked after the construction of the Bahrain International Airport in 1932.

The crisis came to a head in August 1975 when Sheikh Isa dissolved the National Assembly.

It peaked at number three on March 5, 2011, where it remained for three consecutive weeks.

How do you come to school?

Grace hasn't arrived yet.

The Abdication crisis became public, coming to a head in the first two weeks of December 1936.

In the first week of January 2012, the song reached its peak of number 16.

Unrest peaked on February 16, 1969, when 30,000 people marched on Taksim Square.

The song peaked at number six in its sixth week on the chart.